Successful embryo transfer of high yield dairy cattle in Xinji, Hebei Province

Introduction: new page 1 recently, the animal husbandry bureau of Xinji City, Hebei Province successfully completed the transfer of 100 high-yield cow embryos, all technical indicators have reached the advanced level in China, and at the same time, it is the first time to identify the sex of cow embryos in China Qrq it is understood that dairy industry in Shijiazhuang has developed rapidly in recent years Up to now, there are more than 100000 dairy cows in the city, but the milk production of dairy cows is relatively low Generally, the annual average milk production is only 3000-4000 kg, while the average per unit yield of developed countries is more than 8000 kg In order to change this situation, Xinji city was determined as the project site of "ten thousand high-yield cow embryo transfer project for enriching people" by the Ministry of agriculture Xinji city has set up a technical team and formulated a meticulous implementation plan At present, the development of qrq is good after embryo transfer in high-yield dairy cows The estrus rate in the same period is 90%, the average number of washed embryos of donor cows is 5.5, the non return rate of recipient cows in the first estrus period is 68%, and the non return rate in the second estrus period is 60% It is expected that 60 high-yield calves will be produced in April next year The success of embryo transfer of qrq high-yield dairy cattle has positive significance for promoting the healthy development of dairy industry in Shijiazhuang and accelerating the expansion of high-yield dairy cattle QrQ