江苏省奶牛生产性能测定发展状况及成效分析  

DHI Determination Situation and Effectiveness Analysis of Holstein Cows in Jiangsu Province

作　　者：夏淑雯 林志平 刘小军 张敏 王慧利[1,2,3] 仲跻峰 邢光东 XIA Shu-wen;LIN Zhi-ping;LIU Xiao-jun;ZHANG Min;WANG Hui-li;ZHONG Ji-feng;XING Guang-dong(Institute of Animal Science,Jiangsu Academy of Agricultural Sciences,Nanjing 210014;Jiangsu Province Engineering Research Center of Precision Animal Breeding,Nanjing 210014;Youyuan Research Institute of Dairy Industry Co.,Ltd,Nanjing 211100;Nanjing Weigang Dairy Co.,Ltd,Nanjing 211100)

机构地区：[1]江苏省农业科学院畜牧研究所,南京210014 [2]江苏省畜禽精准育种工程研究中心,南京210014 [3]江苏优源奶业产业研究院有限公司,南京211100 [4]南京卫岗乳业有限公司,南京211100

出　　处：《中国奶牛》2024年第6期42-46,共5页China Dairy Cattle

基　　金：国家自然科学基金(32102525)。

摘　　要：本文通过对江苏省2009-2023年间奶牛生产性能测定(DHI)规模和南京奶牛生产性能测定中心历年DHI数据进行整理分析,并与全国平均水平进行比对,阐述了江苏奶牛生产性能测定工作发展状况、江苏奶牛生产水平以及DHI工作的成效。结果表明,江苏DHI参测牛群规模、参测牛场数量、牛群参测规模、平均日单产等指标都有较明显的提升,平均乳脂率和乳蛋白率以及体细胞数等指标有较大改善,生产性能改良效果明显。分析显示,江苏DHI工作的积极推广及后期快速发展,对推进江苏奶业的高质量发展起到了重要的支撑作用。This study describes the development of Jiangsu Dairy Herd Improvement(DHI) from 2009 to 2023 and its effectiveness on dairy performance.And a further comparesion with the national DHI perforamce was conducted.The results showed that the the scale of the herd participating in DHI and daily milk yield of were significantly improved.In addition,the milk fat percentage,milk protein percentage and somatic cell count were also significantly improved.It is,therefore,the active promotion and rapid development of DHI measurement in Jiangsu have played an important supporting role in promoting the high-quality development of Jiangsu dairy industry.

关 键 词：江苏 奶牛 DHI发展状况 成效分析 

分 类 号：S8-1[农业科学—畜牧兽医]