Table 5.
Item | CON | MG300 | SEM | P-value |
---|---|---|---|---|
Dressed percentage (%) | 91.087 | 91.254 | 0.128 | 0.538 |
Half-eviscerated yield (%) | 86.828 | 87.163 | 0.155 | 0.301 |
Eviscerated yield (%) | 79.132 | 80.106 | 0.269 | 0.066 |
Leg muscle (%) | 16.820 | 17.966∗∗ | 0.225 | 0.004 |
Breast muscle (%) | 14.115 | 14.891 | 0.225 | 0.083 |
Drip loss (%) | 2.802 | 2.278∗ | 0.117 | 0.016 |
pH1 | 5.700 | 5.670 | 0.023 | 0.538 |
pH24 | 5.424 | 5.533∗∗ | 0.020 | 0.001 |
Decline of pH | 0.275 | 0.136∗∗ | 0.028 | 0.005 |
Means within a row with asterisk indicates significant differences according to unpaired 2-tailed t test (∗P < 0.05, ∗∗P < 0.01).
Abbreviations: CON, basal diet; MG, α-monoglyceride; MG300, basal diet +300 mg/kg MG; pH1, muscle pH measured within 45 min after slaughter; pH24, muscle pH measured after storage at 4°C for 24 h.