宁夏奶牛生产性能测定工作现状、措施及.发展趋势

The Status,Measures and Development Trend of Ningxia Dairy Herd Improvement Work

宁夏奶牛生产性能测定(DHI)工作从2008年正式启动以来,已有15年的发展历程,对提高宁夏奶牛群体遗传改良和牛群生产性能起到了极大的推动作用。本文通过整理、分析宁夏2013-2022年奶牛生产性能测定数据,归纳了实施DHI技术在提高奶牛生产水平、生鲜乳质量、饲养管理和牛群保健、遗传改良进展等方面取得的成效,凝练了在保证DHI数据质量、设备运行维护、DHI报告综合应用等方面的工作经验做法,提出了下一步工作重点和努力方向。

Since the official launch of Ningxia dairy cow production performance measurement in 2008,it has a 15-year development process,which has played a great role in improving the genetic improvement of Ningxia dairy cow population and herd production performance.By collating and analyzing the measurement data of dairy cow production performance in Ningxia from 2013 to 2022,this paper summarizes the results achieved by the implementation of DHI technology in improving dairy cow production level,fresh milk quality,feeding management and herd health care,and genetic improvement progress,condenses the work experience and practices in ensuring DHI data quality,equipment operation and maintenance,and comprehensive application of DHI report,and puts forward the next work focus and direction.