It is very important to master the technology of cow breeding.
1. cow reproductive technology 1, sexually mature calves growth and development to a certain time, the reproductive organs have developed mature, with reproductive ability, is called sexual maturity. The age of sexual maturity of cattle varies with breed, feeding management, climatic conditions, nutritional status and growth and development. In general, cows reach sexual maturity at 8-12 months of age. Generally, the initial mating age of cows is 18-24 months old, and its weight should reach 65%-70% of the adult weight, which will affect its own development too early. However, it should not be too late, otherwise it will reduce the number of calves in a cow's life and damage production. 2, estrus cycle (also called sexual cycle) mother