48results about How to "Increase daily milk production" patented technology

The invention discloses a compound traditional Chinese medicinal composition for cows, and a preparation method and an application thereof, and belongs to the technical filed of traditional Chinese medicines for animals. The compound traditional Chinese medicinal composition mainly comprises, by weight, 10-20 parts of Chinese angelica, 10-20 parts of Ligusticum wallichii, 15-20 parts of Ricepaperplant Pith, 10-20 parts of Vaccaria segetalis, 5-10 parts of Radix Astragali, 5-10 parts of Spina Gleditsiae, 5-10 parts of Radix Codonopsis, 1-5 parts of Radix Rhapontici, 1-5 parts of Fructus Liquidambaris, 5-10 parts of licorice root, 10-20 parts of Rhizoma Atractylodis Macrocephalae and 5-10 parts of Herba Leonuri. The composition adopting the above 12 pure natural Chinese herbal medicines has the characteristic of no medicine resistance, small toxic side effects, difficult generation of harmful residues in milk products, and can effectively improve the milk yield of the cows, substantially improve the quality of the cows and the healthy level of the cows and prevent the mastitis of the cows; and compared with fructo-oligosaccharide compatibility compositions, the compound traditional Chinese medicinal composition disclosed in the invention has the advantages of improvement of the immunity of bodies, improvement of the gastrointestinal tract environment of the bodies, adjustment of the gastrointestinal flora balance, and promotion of the digestion and absorption of nutritional substances.

The invention belongs to the field of molecular genetics, and relates to molecular marker of heat stress resistant breeding of a Hostein cattle and application thereof. The molecular marker is SEQ ID NO.3. The molecular marker can be used to assistantly breed the Hostein cattle with the characteristic of heat stress resistance and higher milk yield.

The invention discloses an efficient nutrient supplementation feed for dairy cattle, belongs to the field of feed additives, and in particular relates to a feed additive product for the dairy cattle. The efficient nutrient supplementation feed for the dairy cattle is prepared by adopting the following steps of: crushing calcium carbonate components in a slow release preparation, and mixing the crushed components with alpha-hydroxyl-4-methylthiobutyric acid evenly; mixing the mixture with other components in the slow release preparation evenly; crushing urea, soybean peptide powder, schizophyllum commune and lucid ganoderma to obtain materials with length or grain diameter of being less than 3 mm; mixing the preprocessed mixture with the crushed urea, soybean peptide powder, schizophyllum commune and lucid ganoderma; extruding the mixture by using a feed extruding unit; and mixing the extruded materials with extruded soybean. According to the efficient nutrient supplementation feed for the dairy cattle in the invention, the added edible-medical edible mushroom components not only have nutrient substances such as proteins, polysaccharide and the like, but also have a good lactation promotion effect; and the milk yield of the dairy cattle is effectively increased after the dairy cattle eat the efficient nutrient supplementation feed for the dairy cattle.

The invention relates to the technical field of feed, in particular to a functional composite dietary fiber, a preparation method and application. The functional composite dietary fiber provided by the invention is prepared from composite dietary fiber, composite grease, composite lactic acid bacteria and carriers. Wheat bran in the conventional feed can be replaced; through a cooperated matching effect, the intestinal environment can be improved; the intestinal tract movement can be promoted; the feed utilization rate is improved; the intestine lubrication and bowel relaxing effects can be achieved; meanwhile, the production performance of the functional composite dietary fiber can be enhanced. The functional composite dietary fiber provided by the invention can be added to pig feed of stock boars, replacement sows, pregnant sows and lactation sows; the sperm viability of the boars can be enhanced; the constipation rate of sows is reduced; the milk yield is improved; the piglet survival rate, the piglet body weight and the like are improved.

The invention discloses a feed additive, belongs to the field of feeds, and in particular relates to a dairy cattle feed product. Urea, soy protein concentrate powder, schizophyllum commune, shoestring fungus, sustained-release agent and aspergillus awamori culture compound sustained-release agent are crushed, mixed uniformly and extruded by using a feed extruder, and the extruded powder is mixedwith extruded soybean. When the obtained feed product is used for raising dairy cattle, the energy of the dairy cattle at the lactation stage can be balanced, the daily milk yield and the peak retention are improved, the conception rate of the dairy cattle is improved, and the lactation peak is prolonged.

The invention discloses feed additive and a production method thereof. The invention belongs to the field of feed additive, especially relates to the product of cow feed additive. The feed comprises the following components by weight in percent: 30-50 wt% of extruded soybean, 4-9 wt% of urea, 3-8 wt% of yeast protein, 20-30 wt% of gloeostereum insarnatum, 15-25 wt% of ganoderma lucidum, 2-9 wt% of slow-releasing agent, and 3-6 wt% of aspergillus awamori culture. The feed production method provided by the invention provides fully nutrient storage for the cows at the perinatal period, improves the daily milk production and peak sustainable power, and improves the pregnancy rate of the cows.

The invention discloses a feed additive for supplying nutrients to cows, belongs to the feed additive field, and specially, relates to cow feed additive products. The feed additive for supplying nutrients to cows comprises 30 to 50 wt% of puffed soybean, 4 to 9 wt% of urea, 3 to 8 wt% of yeast protein powder, 20 to 35 wt% of gloeostereum insarnatum, 15 to 25 wt% of lucid ganoderma and 2 to 9 wt% of a sustained release agent. The feed additive for supplying nutrients to cows can provide enough nutritional reserves for cows in a perinatal period, supply enough nutrients to cows in a lactation peak period, adjust an energy negative balance of a high-yield cow in a lactation peak period, supply a body loss of a high-yield cow in a lactation peak period, improve milk daily output, lactation peak sustainability and a cow conception rate, and prolong a cow lactation peak period by 20 to 35 days.

The invention discloses ruminant rumen bypass stable-equilibrium fat powder and a preparation method thereof, relates to animal rumen bypass stable-equilibrium fat powder and a preparation method thereof and aims at solving the problems that the existing rumen bypass protected fat products are single in fatty acid composition, instable in quality, poor in palatability and low in digestive utilization ratio and cannot meet the demand of ruminants on energy. The ruminant rumen bypass stable-equilibrium fat powder is prepared from 58-degree palm oil, stearic acid, coconut oil, lecithin, glucose, functional fatty acids, linseed oil, lysine, methionine, threonine, vitamin A, vitamin E, niacin, a compound emulsifier and a compound antioxidant. The method comprises the following steps: 1 weighing; 2 dissolving and mixing; 3 high-pressure homogeneous emulsification; 4 low-temperature spray granulation, and thus obtaining the ruminant rumen bypass fat stable equilibrium powder. With adoption of the method, the ruminant rumen bypass stable-equilibrium fat powder can be obtained.

The invention discloses dairy cow forage containing calathodes oxycarpa. The dairy cow forage comprises, by weight, 65-75 parts of grass meal, 13-18 parts of fine rice brans, 5-8 parts of wheat brans, 4-7 parts of cassava residues, 3-5 parts of citrus peels, 2-4 parts of garlic sprouts, 1-2 parts of calathodes oxycarpa, 1-2 parts of cyrtomium rhizome, 1-2 parts of lysimachia fortunei maxim, 2-3 parts of an additive, 0.01-0.16 part of threonine, 0.02-0.04 part of lysine, 0.01-0.12 part of choline chloride, 0.06-0.1 part of methionine, 0.015-0.02 part of desugarized whey protein powder and 0.001-0.0012 part of sodium selenite. By feeding the dairy cow with the forage formula provided by the invention, immunity of the dairy cow is increased; anti-disease ability is enhanced; the dairy cow forage is balanced in nutrition without chemical drug residues, daily milk production of the dairy cow is increased; and income brought by feeding the dairy cow is increased. The forage additive in the formula improves poor nutrition of a conventional additive, and provides various nutritional ingredients required by the dairy cow. Besides, the additive has a sauce flavor, improves taste of the dairy cow and enhances the appetite.

The invention discloses forage capable of increasing disease resistance of dairy cows. The forage is composed by the following raw materials by weight: 20-30 parts of soybean cakes, 20-30 parts of corn, 15-20 parts of grass powder, 8-10 parts of aloe dry powder, 2-4 parts of radix isatidis, 2-4 parts of fine rice, 2-3 parts of forsythias, 3-5 parts of dried distillers, 1-2 parts of herba hyperici japonici 2-3 parts of an additive, 0.1-0.3 part of montmorillonite, 0.02-0.04 part of lysine and 0.3-0.5 part of xylo-oligosaccharide. By feeding the dairy cow with the forage formula provided by the invention, immunity of the dairy cow is increased; anti-disease ability is enhanced; the dairy cow forage is balanced in nutrition without chemical drug residues, daily milk production of the dairy cow is increased; and income brought by feeding the dairy cow is increased. The forage additive in the formula improves poor nutrition of a conventional additive, and provides various nutritional ingredients required by the dairy cow. Besides, the additive has a sauce flavor, improves taste of the dairy cow and enhances the appetite.

The invention discloses a feed additive of a high productive dairy cow. The feed additive comprises the following components of 40-55 percent of extruded soybean, 10-15 percent of hawthorn fruit powder, 5-10 percent of urea, 2-6 percent of rumen-protected lysine, 1-2 percent of rumen protected methionine, 2-6 percent of baking soda, 10-15 percent of monensin, 3-8 percent of slow release preparation and a 0.05-0.1 percent of nicotinic acid. The slow release preparation comprises ferrous sulfate, copper sulfate, calcium carbonate, manganese sulfate, zinc sulfate and sodium metabisulfite. The feed additive of the high productive dairy cow is matched with a cow daily ration for feeding the cow, and thus enough nutrition storage can be provided for the perinatal period of the cow, enough nutrition supply is provided for the lactation peak time, the energy negative balance and physical body condition loss of the cow in the lactation peak time are made up, and the daily milk production and peak sustaining force are increased.

The present invention relates to a nutritional lick brick for ruminants. The nutritional lick brick consists of the following components in mass by weight: rice bran 28-37, gelatinized starch 3-9, bone meal 0.8-2, peanut meal 31-37, honey 32-38, urea 8-17, table salt 1.2-2, calcium phosphate 0.5-0.8, magnesium chloride 0.07-0.1, ferrous sulfate 0.4-0.8, zinc chloride 0.3-0.7, manganese sulphate 0.45-0.78, cupric chloride 0.025-0.044, cobalt chloride 0.028-0.037, potassium iodate 0.018-0.027, anhydrous sodium sulfate 2-3, sodium selenite 0.001-0.003, compound probiotic 0.3-0.6 and Chinese herbal medicine extract 0.36-0.45. The Chinese herbal extract is a mixture of cassia bark extract, cockscomb stem and leaf extract, milkvetch root extract, radix codonopsis extract, licorice extract and rhizoma atractylodis extract. The nutritional lick brick effectively supplements the needs of mineral substances of the ruminants, maintains body electrolyte balance of sheep, cattle and other ruminants, avoids the nutrient deficiency of the ruminants, and improves the utilization rate of feed at the same time, and the nutritional lick brick can increase daily weight gain of the ruminants after the ruminants lick the nutritional lick brick.

The invention discloses a cyclosorus gongylodes-containing milk cow feedstuff, which consists of the following raw materials in parts by weight: 60-65 parts of grass meal, 10-20 parts of bean cake, 10-12 parts of spirulina dry powder, 5-7 parts of sweet potato leaves, 3-5 parts of broadleaf holly leaves, 2-4 parts of hawthorn, 1-2 parts of cyclosorus gongylodes, 1-2 parts of cottonseed meal, 1-2 parts of sage, 2-3 parts of additives, 0.01-0.16 part of threonine, 0.02-0.04 part of lysine, 0.01-0.02 part of choline chloride, 0.06-0.1 part of methionine, 0.015-0.02 part of delactosed whey protein powder and 0.001-0.002 part of multi-vitamins. By adopting the feedstuff formula, the immunity of the milk cow is improved, the disease resistance is enhanced, the nutrition is balanced, no chemical drug residue exists, the daily milk yield of the milk cow is increased, the income of feeding the milk cow is increased, the feed additives improve the malnutrition of the traditional additives, various nutrient components needed by the milk cow are provided, and the additives have sauce flavor, improve the mouthfeel of the milk cow and increase the appetite.

The invention provides a milker for donkeys. The milker comprises a milk suction cover, a three-way part and a milk bottle in sequential connection. The milk suction cover comprises a lip simulating portion and a tongue simulating portion, the lip simulating portion is a horn-shaped silica gel annular cavity, and the tongue simulating portion is an elastic tongue-shaped bag with an opening arranged outside the milk suction cover to support and contain nipples. The milker can effectively simulate sipping action and is high in safety and milk yield, quick in inflation and clean in deflation, inflation and deflation can be completed in very short time, and the defect that existing milkers cannot adapt to physiological structure of the donkeys and are slow in inflation and un-thorough in deflation in the prior art is overcome.

The invention belongs to the field of feed probiotics preparation, and particularly relates to a compound lactic acid bacterium micro-ecology liquid preparation for healthy dairy cow breeding. The micro-biology liquid preparation is prepared from Lactobacillus plantarum SCI-01 and Lactobacillus plantarum SCI-02 through symbiotic coupling fermentation and covalent cross-linking embedding technology. The compound lactic acid bacterium micro-ecology liquid preparation can be well colonized on a gastrointestinal mucous membrane after being fed to dairy cows, pathogenic bacterium breeding is restrained, the intestinal effective microbial community is improved, the organism immunity is enhanced, the number of somatic cells can be effectively decreased, the recessive mastitis morbidity is decreased, and the milk yield is increased.

A concentrated feed for the Keerqin milk cow to increase milk output is prepared through preparing the pre-mixture from 13 raw materials including the compounds of Cu, Fe, Mn, Zn, Co, K, Na and I, L-lysine hydrochloride, vitamins, wheat bran powder and zeolite, and mixing it with 9 active components including bean, cotton seed, DDG, DDGS, etc.

The invention discloses a cow-dedicated compound premix for balancing cotton source and corn source amino acid balance. Every 100 weight parts of the cow-dedicated compound premix is prepared from the following materials in parts by weight: 3 to 5 parts of trace element and vitamin premix, 59 to 69 parts of major minerals, 15 to 16 parts of rumen fermentation control agent, 6 to 16 parts of rumen protective amino acid and 5 to 8 parts of another substance, wherein the another substance is at least one of an antioxidant, a mildew preventive and zeolite powder. The cow-dedicated compound premix is low in cost and high in bioavailability.

The invention provides a milk cow feed. The milk cow feed is prepared from the following raw materials in parts by weight: 20-30 parts of bean pulp, 10-20 parts of corn straw, 10-20 parts of green grass, 1-5 parts of fish meal, 1-5 parts of glucose, 1-3 parts of salt, 1-5 parts of fish oil, 1-5 parts of purple perilla, and 5-10 parts of waste fermented liquid of fermented molasses alcohol. After the feed disclosed by the invention is fed, the immunity and the disease resistance of milk cows are increased; nutrition is balanced; no chemical drug residue exists; the daily milk yield of the milk cows is increased; and income in raising the milk cows is increased.

The invention discloses a high-protein corncob feed. The high-protein corncob feed is prepared from the following components in parts by weight: 60 to 70 parts of corncobs, 20 to 30 parts of wheat brans, 10 to 20 parts of tomato pomace dry powder, 10 to 20 parts of cornstalks, 1 to 3 parts of safflower seed meal dry powder, 10 to 20 parts of coconut epicarp dry powder, 10 to 20 parts of coconut mesocarp dry powder, 5 to 10 parts of bentonite, 1 to 2 parts of sodium chloride, and 1 to 2 parts of microbial agents. The high-protein corncob feed can replace expensive protein raw materials such as corn and the like, is an animal feed with cheap raw material and simple preparation method, ensure the recycling of agricultural wastes, and is especially suitable for cattle breeding. The daily milk production of dairy cattle increases by at least 1.1%, the average daily gain of young beef cattle increases 1000g / day, and the meat quality and taste of beef cattle are improved. In addition, the invention also discloses a preparation method of the high-protein corncob feed.

The invention belongs to the field of feeds, discloses a nutritional feed additive and a preparation method thereof and in particular relates to a milk cow feed product. The nutritional feed additive is prepared from the following components in parts by weight: 20-25 parts of expanded soybean, 3-5 parts of soybean protein isolate powder, 20-30 parts of mushroom, 3-8 parts of hericium erinaceus, 2-5 parts of a sustained-release agent, 3-6 parts of chitosan and 8-15 parts of pickle fermentation broth drying powder. According to the nutritional feed additive disclosed by the invention, the nutritional feed additive contains the sustained-release agent and has gelatinization reaction by being extruded by an expansion machine at certain temperature and under certain pressure, and the sustained-release agent and hericium erinaceus are coated together, thus improving utilization efficiency of rumen to degradable nitrogen is improved.

The invention discloses a compound feed for dairy cattle and a preparation method of the compound feed. The preparation method comprises the following steps: drying jerusalem artichoke straws until the water content of the jerusalem artichoke straws is below 10-20%; respectively pulverizing the jerusalem artichoke straws, bean pulp and corn; evenly mixing jerusalem artichoke straw powder, bean pulp powder, corn powder, glucose, calcium carbonate, calcium hydrophosphate, salt, a sweetening agent, a flavouring agent, methionine, antimicrobial peptide, cellulose-degrading enzymes and a core material; and feeding the evenly mixed material into a granulator for granulating to obtain the compound feed for the dairy cattle. After the dairy cattle are fed with the compound feed for the dairy cattle, the somatic number in milk can be reduced remarkably, mastitis of the dairy cattle can be prevented effectively, and therefore, the compound feed has quite high popularization and application value.

The invention discloses a breeding method for improving the milk yield of dairy cows. The method comprises the steps of playing musics every hour before and after each eating; in the spring, autumn and winter seasons, filling light through lamp illumination, and in winter, feeding the dairy cows with water of 38-40 DEG C; impregnating nipples of the cows; proceeding to seed selection, diary cow pregnancy preparation period, diary cow perinatal period, diary cow lactation early period, diary cow lactation peak period and diary cow lactation late period. The method can improve the milk yield ofthe diary cows by playing the musics to the diary cows, massaging the nipples, exercising and filling the lights for the diary cows in the spring, autumn and winter seasons; different feeds are fed during different growth stages of the cows, the nutritional needs of the cows are ensured, the body immunity is enhanced, the lactation performance is improved, the production time is effectively prolonged, and the milk yield is improved; the nipples of the diary cows are impregnated regularly with 0.3% chlorhexidine solution to prevent the occurrence of garget; cow bodies are rubbed regularly for disinfecting, the body immunity of the diary cows is improved, the circulation of cow blood is promoted, and the appetite and the milk yield of the cows are improved.

The invention relates to the technical field of breeding, and discloses a fodder special for dairy cow in later period of lactation. The fodder is prepared from Italian ryegrass, corn flour, green gram powders, peanut meal, kelp powders, sugar beet pulp, edible mushroom dregs, pine needle, egg shells, zeolite powders, baker's yeast, lactobacillus acidophilus, wheat protein, balm extracts and green tea extracts. The fodder which has plentiful raw materials and balanced nutrient, has the advantages of facilitating digestion and absorption, decelerating the decay speed of milk yield in the later period of lactation, increasing the average daily milk yield of the dairy cow by 8.4 %, and augmenting economic income of herdsmen, wherein the corn flour, the green gram powders and the peanut meal can provide abundance of starch and fat, facilitate digestion and absorption after being disposed by yeast fermentation, and prevent rumen acidosis; the green gram powders is obtained by directly meshing green beam pod, and has the advantages of clearing away heat and toxic materials, supplying fiber content in the fodder, enhancing the digestive function and metabolism of rumina, facilitating the absorption of nutrient ingredients and slowing decline of milk yield.

The invention relates to a feed additive capable of relieving dairy cow heat stress, and belongs to the technical field of animal feed additives. The additive comprises powdered oil, vitamin C, tea polyphenol, honeysuckle, houttuynia cordata and maltodextrin, and the additive with the mass percentage of 5% to 12% is added into dairy cow concentrated feed, the additive is uniformly mixed, and whole-day feeding is carried out on dairy cow in summer. According to the feed additive, the tolerance of dairy cow on megathermal climate is improved, the oxidation resistance is strengthened, the heat stress of dairy cow is effectively relived, and problems that the dry matter intake is decreased and the postpartum energy is negatively balanced caused by the heat stress of dairy cow in summer high temperature seasons are solved, the milk yield and dairy food quality of dairy cow with heat stress are improved, and the feed additive has wide application prospects.

The invention discloses a milk cow forage containing montmorillonite. The milk cow forage comprises the following raw materials in parts by weight: 20 to 30 parts of bean cakes, 32 to 40 parts of corns, 6 to 8 parts of grass meal, 3 to 4 parts of basil, 3 to 4 parts of hydrolyzed poultry feather, 2 to 4 parts of sweetberry, 2 to 4 parts of brans, 1 to 2 parts of focal divine comedy, 4 to 5 parts of dried distillers grains, 1 to 2 parts of boxthorn leaves, 2 to 3 parts of additive, 0.1 to 0.3 part of the montmorillonite, 0.02 to 0.04 part of lysine and 0.3 to 0.5 part of xylo-oligosaccharide. As the milk cow is fed by the forage in the formula, the immunity of the milk cow is improved, the disease resistance of the milk cow is enhanced, the nutrition is balanced, and chemical residues are avoided. Therefore, the daily milk-producing yield of the milk cow is improved and the income of feeding the milk cow is increased. By utilizing the forage additive, the problem of poor nutrition caused by the traditional forage additive is solved; and thus various nutritional ingredients required by the milk cow are provided. In addition, the additive has a sauce flavor, so that the taste of the milk cow is improved, i.e., the appetite is enhanced.

The invention relates to a feed addictive used for improving the production property of dairy cows. The feed addictive is composed of following raw materials in parts by weight: 10 to 15 parts of cowherb seed, 3 to 7 parts of hippocampus, 4 to 9 parts of pine needle, 5 to 7 parts of euphorbia humifusa, 2 to 5 parts of fleece-flower root, 10 to 13 parts of pumpkin seed, 2 to 4 parts of flos carthami, 0.1 part of rumen-protected lysine, 10 to 12 parts of molasses and 15 to 30 parts of carrier. Compared to the dairy cows fed by the conventional feed, the dairy cows fed by the feed, which has been added with the feed addictive, have the advantages that the milk yield raises by 1.9 to 3.2 kilograms, the butter-fat content and milk protein raise by 7% to 9%, the number of somatic cell is below 480 thousand / rnL, the morbidity of mastitis is prominently reduced, the oestrum is brought forward after delivery, pregnancy rate in oestrum is improved, and ideal using effect is obtained.

The invention discloses a breeding method capable of improving milk yield of dairy cows and quality of produced milk and application of acid production propionibacterium in preparing supplement feeds for improving milk yield of dairy cows and quality of produced milk. The breeding method is that before lactation period cows are fed general feeds, each cow is fed 5-100g of acid production propionibacterium every day. Preferably, each cow is fed 20-40g of acid production propionibacterium every day. By means of the breeding method, milk yield of lactation period cows is improved, and lactose and milk fat content in the produced mil is further improved. In addition, the breeding method has good industrial value.

The invention provides a special feed for milk goats at a lactation period. The feed comprises a coarse feed and a concentrated feed, wherein the mass ratio of the coarse feed to the concentrated feed is 3 to 1; the concentrated feed comprises the following raw material components of poria cocos powder, distillers' grains, plant salt, silkworm chrysalis meal, oat, enteromorpha polysaccharide, wogonoside, ferrous sulfate, nicotinic acid, S-adenosyl methionine, nitrate reductase, lecithin, an anticaking agent and shikimic acid. The feed is used for feeding the milk goats at the lactation period, the feeding quantity of the feed to each milk goat every day is 2.3kg, and the feed of the set feeding quantity is fed for three times every day. The feed disclosed by the invention is applied to the milk goats at the lactation period, so that the immunity of the milk goats is obviously enhanced, the incidence of breast diseases is reduced, and besides, the milk production is increased.

The invention discloses a feed additive for supplying nutrients to cows, belongs to the feed additive field, and specially, relates to cow feed additive products. The feed additive for supplying nutrients to cows comprises 30 to 50 wt% of puffed soybean, 4 to 9 wt% of urea, 3 to 8 wt% of yeast protein powder, 20 to 35 wt% of gloeostereum insarnatum, 15 to 25 wt% of lucid ganoderma and 2 to 9 wt% of a sustained release agent. The feed additive for supplying nutrients to cows can provide enough nutritional reserves for cows in a perinatal period, supply enough nutrients to cows in a lactation peak period, adjust an energy negative balance of a high-yield cow in a lactation peak period, supply a body loss of a high-yield cow in a lactation peak period, improve milk daily output, lactation peak sustainability and a cow conception rate, and prolong a cow lactation peak period by 20 to 35 days.

The invention discloses a traditional Chinese medicine composition for controlling sub-clinic ketosis of dairy cows. The composition is prepared from the following raw materials in parts by weight: 30 to 50 parts of magnolia cortex, 30 to 50 parts of tsaoko fruit, 40 to 50 parts of bitter orange, 50 to 60 parts of dried orange peel, 40 to 50 parts of banksia rose, 40 to 60 parts of cyperus rotundus, 35 to 45 parts of combined spicebush root, 80 to 100 parts of haw, 80 to 100 parts of radish seed, 80 to 100 parts of medicated leaven, 60 to 80 parts of raw malt, and 40 to 60 parts of licorice. The invention further provides a preparation method of the composition. The dairy cows having sub-clinic ketosis usually have weak spleen and stomach, aiming at the characteristics mentioned above, the composition is developed according to the principle of eliminating food retention and swelling, invigorating spleen, and harmonizing stomach, and thus the composition can effectively treat the symptom of weak spleen and stomach, and finally cures sub-clinic ketosis. The traditional Chinese medicine composition can be made into powder, the preparation method is simple, the cost is low, the requirements of user-friendliness, simpleness, and cheapness can be met, and the composition can be easily popularized and used in industry.