1, progenitive ability of Sow:average birth : 10.5 21 days average: 9.39 (nurtured birth), 48 (birth weight), 40% (nurture ratio)2, production performancemale908(weight increase daily(g)(25~90kg)),2.30 (feedstuff return), 0.85(fat thickness(cm)),90kg(weight),149(days age), 68% (muscle ratio)female860(weight increase daily(g)(25~90kg)),2.45 (feedstuff return), 0.85(fat thickness(cm)),90 kg(weight),153(days age),68% (muscle ratio)