The invention relates to a functional pellet feed for high yield cows in the lactation period, which comprises the following components: 13-23% of corns, 1-10% of palm kernel meal, 15-25% of corn fiber, 17-27% of corn germ meal, 8-18% of barley, 8-18% of wheat, 2-12% of bean meal, 1-10% of corn DDGS (Distillers Dried Grains with Soluble), 1-10% of puffed beans, 1-2% of limestone powder, 1-5% of cotton seed meal, 1-8% of double-low rapeseed meal, 0.5-2.5% of glucose powder, 1-5% of liquid molasses, 0.3-1% of table salt, 0.5-3% of saturated fat powder and 0.5-1.5% of compound premix for cows. In the invention, energy liberation and proteolysis are synchronously controlled, and the functional pellet feed has important significance in increasing solid feed intake in summer, increasing milk yield, improving milk quality, increasing postpartum conception rate and reducing the incidence of incidence.