Phenotypic data of five traits, namely birth weight(BW), weaning weight(WW), weaning daily gain(WDG) , 1.5-yeal weight(1.5-YW) and 2.5-year weight(2.5-YW), was analyzed based on daughter design to locate the putative QTL affecting the relevant traits.

• 表型性状包括凉山半细毛羊的初生重(Birth weight；BW)、断奶重(Weaning weight；WW)、断奶日增重(Weaning daily gain；WDG)、育成体重(1.；5-year weight；1