The world's first hornless yak is better raised without fighting
4hw.com.cn: the world's first hornless yak, 'ashdan', jointly cultivated by Lanzhou Institute of animal husbandry and veterinary medicine, Chinese Academy of Agricultural Sciences and Datong cattle breeding farm, Qinghai Province, has been successfully cultivated. Compared with other yak breeds, it is gentle, not easy to fight, easy to raise and manage. While naturally reducing the injury rate, it can increase the feeding density and facilitate house feeding. It is of great significance to the large-scale, intensive and standardized breeding of Yaks in the Qinghai Tibet Plateau.
Breeding hornless livestock varieties is a 'hot spot' in livestock breeding and improvement in various countries around the world. The world-famous are Scottish Angus cattle, American hornless short horn cattle, etc. In large-scale and intensive feeding, horned yaks have exposed some disadvantages, such as mutual injury, difficulty in feeding, destruction of enclosures and so on. " The successful cultivation of ashdan 'yak has improved the development level of yak industry in the cold and dry ecological area of the Qinghai Tibet Plateau.
Under the same feeding conditions, the average reproduction rate of the improved offspring was 59.98%, which was 11.72 percentage points higher than that of the local yak; The mortality rate was 1.24%, 4.32 percentage points lower than that of the local area; The average weight of 18 months old was 92.77kg, which was 18.38kg higher than that of local Yaks of the same age, an increase of 24.71%.