942

After quanlity control, this experimental population consists of 942 young Simmental bulls born between 2008 and 2011, which are originated from Ulgai, Xilingol league, Inner Mongolia of China. After weaning, the cattle were moved to Beijing Jinweifuren cattle farm and were fattened under the same feeding and management environment. Each individual was timely observed for growth and development traits until slaughtered from 16 to 18 months old. During the period of slaughter, carcass traits and meat quality traits were measured according to Institutional Meat Purchase Specifications for fresh beef guidelines.