The invention relates to an antibiotic-free premix feed for breeding sows. The antibiotic-free premix feed is prepared from the following components of table salt, lysine, bone meal, compound enzymes, choline chloride, chromium nicotinate, radix codonopsis, radix astragali, Chinese wolfberry fruits, radix scutellariae, methionine, threonine, vitamin A, vitamin D, vitamin E, vitamin B, folic acid, selenium yeast, cysteamine hydrochloride and soybean flavone, and besides, yucca, radix angelicae sinensis, radix rehmanniae preparata and pine needles are particularly added to be used as pig feed additives for replacing Western medicines and antibiotic drugs, so that the immunity of sows can also be enhanced, and the propagation performance of the sows can also be effectively improved. The antibiotic-free premix feed disclosed by the invention can supply adequate nutrients for the growth of the sows, complements various vitamins and minerals, and does not contain antibiotics, so that the antibiotics are avoided from being enriched in bodies of the breeding sows to influence the properties of piggies, and the antibiotic-free premix feed conforms to the health concept of modern people.