Table 1. Carcass traits and meat quality characteristics of 11-month-old DKO and WT Large White pigs.
Item | Mean ± SEM of WT | Mean ± SEM of DKO | p Value | |
---|---|---|---|---|
Live weight at slaughter (kg) | 160.6 ± 7.371 N=3 | 163.6 ± 3.215 N=3 | 0.7280 | ns |
Carcass weight (kg) | 122.3 ± 6.930 N=3 | 127.2 ± 2.242 N=3 | 0.5433 | ns |
Carcass length (cm) | 118.6 ± 1.468 N=3 | 117.6 ± 0.8988 N=3 | 0.6164 | ns |
Dressing percentage (%) | 76.11 ± 0.9685 N=3 | 77.74 ± 0.2221 N=3 | 0.1763 | ns |
Ham percentage (%) | 31.66 ± 0.6855 N=3 | 31.74 ± 0.5382 N=3 | 0.9313 | ns |
Lean rate (%) | 69.94 ± 0.9530 N=3 | 66.74 ± 0.9995 N=3 | 0.08160 | ns |
Loin eye area (cm2) | 55.79 ± 3.145 N=3 | 61.72 ± 3.515 N=3 | 0.2766 | ns |
Average backfat thickness (mm) | 15.22 ± 0.4129 N=3 | 17.97 ± 2.076 N=3 | 0.2628 | ns |
Muscle pH 1 | 6.100 ± 0.07211 N=3 | 6.183 ± 0.1676 N=3 | 0.6715 | ns |
Muscle pH 24 | 5.673 ± 0.01764 N=3 | 5.670 ± 0.01000 N=3 | 0.8774 | ns |
Meat color score | 3.833 ± 0.1667 N=3 | 4.667 ± 0.1667 N=3 | 0.02410 | * |
Marbling | 1.167 ± 0.1667 N=3 | 1.167 ± 0.1667 N=3 | >0.9999 | ns |
Drip loss (%) | 3.547 ± 0.3310 N=3 | 3.257 ± 0.1690 N=3 | 0.4788 | ns |
ns, p>0.05; *p<0.05.