Table 1.
Item | Group | SEM | P-value | ||
---|---|---|---|---|---|
0 mg | 52 mg | 91 mg | |||
Initial body weight (kg) | 33.38 | 33.41 | 34.38 | 0.49 | 0.95 |
Final body weight (kg) | 42.05a | 48.91b | 49.66b | 1.23 | 0.50 |
Average daily gain | 0.09a | 0.17b | 0.17b | 0.01 | 0.51 |
Feed conversion efficiency (%) | 11.14a | 31.69b | 19.77b | 3.40 | 0.03 |
Marbling score | 2.53a | 4.33b | 4.00b | 0.19 | 0.00 |
Longissimus Doris (g) | 556.3 | 584.57 | 625.01 | 15.38 | 0.19 |
Carcass weight (kg) | 20.23a | 24.19b | 23.9b | 0.59 | 0.00 |
Dressing percentage (%) | 49.00a | 51.27ab | 51.56b | 0.50 | 0.07 |
Net meat percentage (%) | 33.57a | 34.07ab | 35.98b | 0.45 | 0.07 |
Meat-bone radio (%) | 34.55a | 30.38a | 28.66b | 0.89 | 0.01 |
Perirenal fat (kg) | 0.92a | 1.40b | 1.52b | 0.09 | 0.01 |
Left half carcass muscle area (cm2) | 19.38 | 19.88 | 22.75 | 0.87 | 0.25 |
SEM = standard error measurement. a,bMeans with different superscripts differ significantly (P < 0.05).