From: High-resolution autosomal radiation hybrid maps of the pig genome and their contribution to the genome sequence assembly
Breed
Number of sires
Number of meioses
Large White
71
198
Pietrain
53
113
Sino-European line
41
122
Landrace
32
91
Duroc
29
84
Meishanâ€
13
18
Other
24
102
Total
263
728