How to breed infertile cows? What factors influence it?

What about the infertility of farmed cows? What are the factors affecting it?

The infertility of dairy cows refers to the absence of pregnancy after three postpartum mating and the inability to participate in postpartum mating for a long time. Infertility is not a disease caused by a single factor, but a clinical comprehensive reaction caused by a variety of different reasons. The main causes of infertility include congenital reproductive organ abnormalities, feeding management, endocrine disorders, reproductive organ diseases and some infectious diseases. Therefore, the prevention and treatment of cow infertility should take different technical measures according to the specific condition of diseased cattle. In the production practice of dairy cows, feeding management and reproductive management, brucellosis and other infectious diseases are the most common causes of infertility in dairy cows.

Infertility caused by feeding management should provide a balanced diet and reduce stress. It is necessary to ensure the supply of diets, increase the appetite and food intake of cattle, and ensure the supply of appropriate amounts of protein, minerals and trace elements.

Infertility caused by reproductive organ diseases should strengthen the feeding and management of perinatal cows to prevent the occurrence of postpartum diseases. In order to achieve the cleanliness of the delivery room and the science of midwifery hygiene, the birth canal diseases should be treated in time to prevent the occurrence of serious diseases, which will affect the normal estrus breeding of dairy cows. At the same time, it is necessary to ensure semen quality and good insemination technology, prevent mismatch and achieve timely and accurate breeding.

In the examination, it is found that cows suffer from oestrus and infertility caused by ovarian dysfunction, ovarian cyst, persistent corpus luteum and other factors, which can be treated with hormones and antibiotics. Ovarian dysfunction and ovarian cysts in dairy cows can be treated with luteinizing hormone, progesterone and other drugs. Persistent corpus luteum of dairy cows can be treated with prostaglandins, estradiol and other drugs. Dairy farms should adhere to a strict epidemic prevention and quarantine system to strictly prevent the occurrence of infectious diseases such as brucellosis.