现代化养猪下的重要经济性状的衡量要点详解.pdf

Measuring the Economically Important Traits in Modern Pig Production 现代化养猪下的重要经济性状的衡量 1 “If you cannot measure it, you cannot improve it” “如果你不能测量 它，你就不能改进它” William Thomson, 威廉 汤姆森 1st Baron Kelvin, 凯尔文男爵一世 1824-1907 Outline概要 • Data to continuously capture 持续采集的数据 • Accuracy of data 数据的准确性 • How to use the data 如何使用数据 • PIC’s efforts to assist PIC的努力 3 Data to Continuously Capture 持续采集的数据 • K.I.S.S. • Keep • It • Simple • Sweet • Start simple with a few traits, get experience, then add more traits 从简单的几个性状开始，获得经验，然后添加更多的性状。 4 Data to Capture – Reproduction 采集数据—繁殖性能 • Born Alive 活产 • Pre-wean mortality 断奶死亡率 • Number weaned 断奶数 • Birth weight 初生重 • Wean weight 断奶重 5 Software to Capture Reproduction 收集繁殖数据的猪场管理软件 • HERDSMAN • PigCHAMP • PigKnows • Porcitec • Others*** ***PIC does advocate the use of a good software program for data 6 collection BUT does not advocate one program over the others Data to Capture – Weaning to Slaughter 采集数据—断奶到屠宰 • Live weight or carcass weight 活重或胴体重 • Growth rate by barn 整栋舍的生长速度 • Days to 110 kg by barn 整栋舍达到110kg的天数 • Mortality 死亡率 • FCR by barn 整栋舍的饲料转化率 7 Data to