How to effectively prevent inbreeding in sheep flocks
How to prevent inbreeding in sheep is a problem every mutton sheep farmer must take seriously, because in rural sheep farming today, it is common for breeding rams not to be swapped out for many years, leading to very serious inbreeding among sheep. Every mutton sheep farmer should know that inbreeding in sheep brings enormous hidden dangers, which can basically be summed up as "two drops and one rise." That is: the reproductive performance of the ewes produced by such matings declines, the breed degenerates, development is poor, growth is stunted, and meat and wool production drop by 50%; there will also be tragic occurrences of deformed fetuses, miscarriage, fetal absorption, and stillbirth; and lambs have poor resistance, are easily infected by bacteria, and have a high mortality rate. With such serious problems, every mutton sheep farmer must take corresponding measures to prevent inbreeding in sheep. If a mutton sheep farm wants to grow bigger and bigger, then the preliminary work of preventing inbreeding in sheep must be done properly.
One. Swap out breeding rams at the right time. Generally, after a breeding ram in a flock has been used continuously for two years, it needs to be replaced. The best approach is to swap it with a breeding ram of the same breed from another flock, which both ensures the quality of sheep mating and effectively avoids inbreeding, a method that achieves both goals at once.
Two. Breeding rams should be raised separately. That is, the male and female sheep on a mutton sheep farm should be raised in separate pens, and when the ewes come into heat, both the ewes and rams are brought out for assisted mating by hand. When selecting breeding sheep, breeding rams with distant blood relations should be used for mating.
Three. In villages and towns with large numbers of sheep, establish artificial insemination stations. The insemination station should establish a record system, including breeding sheep reproduction registration forms, lamb registration forms, and progeny testing record forms, etc. With these records, blood relations become clear, and breeding stock selection and mating can be carried out in a planned way, avoiding inbreeding.
Finally, a gentle reminder is still needed: preventing inbreeding in sheep is the most basic sheep-raising technique that mutton sheep farmers must understand. For professional mutton sheep farmers, this kind of mistake is a very elementary one, but every year there are always a few people whose sheep have stillbirths and miscarriages, and most of these are caused by inbreeding, though of course other causes cannot be ruled out. I advise everyone to be very careful and cautious in management. Qiu Jiandong