Item | HCP | MCP (− 2 %) | LCP(− 4 %) | P 1 | P 2 | ||||
---|---|---|---|---|---|---|---|---|---|
10 EAAs | 10 EAAs | 10 EAAs | Lys, Met, Thr, Trp | Lys, Met, Thr, Trp, Ile | Lys, Met, Thr, Trp, Val | Lys, Met, Thr, Trp, Ile, Val | |||
Carcass weight, kg | 87.60 ± 2.54 | 89.65 ± 2.35 | 90.74 ± 2.47 | 88.39 ± 2.31 | 88.61 ± 2.40 | 89.03 ± 3.03 | 86.71 ± 2.34 | 0.66 | 0.91 |
Dressing percentage, % | 71.79 ± 1.03 | 73.77 ± 1.21 | 74.21 ± 0.47 | 74.44 ± 0.53 | 73.04 ± 0.28 | 72.72 ± 0.85 | 73.01 ± 0.95 | 0.21 | 0.29 |
Carcass length, cm | 113.67 ± 2.36 | 116.20 ± 3.01 | 113.43 ± 2.21 | 112.00 ± 2.19 | 111.17 ± 1.62 | 114.33 ± 1.62 | 112.40 ± 2.27 | 0.71 | 0.4 |
Backfat thickness, cm | 2.22 ± 0.17 | 2.14 ± 0.35 | 2.13 ± 0.17 | 2.61 ± 0.14 | 2.36 ± 0.14 | 2.43 ± 0.17 | 2.42 ± 0.17 | 0.93 | 0.64 |
Loin muscle area, cm2 | 57.18 ± 1.62 | 57.90 ± 6.86 | 56.92 ± 2.70 | 50.14 ± 2.10 | 52.97 ± 2.30 | 59.68 ± 5.07 | 58.87 ± 3.30 | 0.98 | 0.08 |
Heart, % | 0.32 ± 0.01 | 0.32 ± 0.01 | 0.32 ± 0.01 | 0.34 ± 0.01 | 0.33 ± 0.01 | 0.34 ± 0.01 | 0.32 ± 0.01 | 0.98 | 0.63 |
Liver, % | 1.49 ± 0.05 | 1.31 ± 0.11 | 1.29 ± 0.05 | 1.31 ± 0.05 | 1.30 ± 0.02 | 1.32 ± 0.05 | 1.29 ± 0.09 | 0.13 | 0.99 |
Spleen, % | 0.12 ± 0.01 | 0.13 ± 0.00 | 0.11 ± 0.01 | 0.12 ± 0.01 | 0.11 ± 0.01 | 0.14 ± 0.01 | 0.12 ± 0.01 | 0.09 | 0.21 |
Lung, % | 0.62 ± 0.05 | 0.57 ± 0.09 | 0.48 ± 0.05 | 0.56 ± 0.07 | 0.63 ± 0.05 | 0.47 ± 0.03 | 0.60 ± 0.09 | 0.31 | 0.29 |
Kidney, % | 0.28 ± 0.01x | 0.26 ± 0.00xy | 0.23 ± 0.01y | 0.25 ± 0.01 | 0.23 ± 0.01 | 0.26 ± 0.01 | 0.25 ± 0.01 | 0.05 | 0.75 |
Pancreas, % | 0.11 ± 0.00x | 0.09 ± 0.01y | 0.07 ± 0.00z | 0.09 ± 0.01 | 0.10 ± 0.01 | 0.09 ± 0.01 | 0.10 ± 0.01 | <  0.01 | 0.20 |
Thymus, % | 0.11 ± 0.01 | 0.12 ± 0.01 | 0.10 ± 0.01 | 0.10 ± 0.01 | 0.10 ± 0.01 | 0.09 ± 0.01 | 0.08 ± 0.01 | 0.41 | 0.69 |
Leaf fat, % | 1.32 ± 0.10 | 1.64 ± 0.19 | 1.36 ± 0.18 | 1.71 ± 0.14 | 1.72 ± 0.05 | 1.71 ± 0.12 | 1.35 ± 0.17 | 0.34 | 0.13 |