Table 1 Test of means (t-test) between groups for shear force (kgf/cm2) at 24 h, seven and 14 days of aging, estimated breeding values at 14 days of aging (EBV), intramuscular fat (IMF, %) and ribeye area (REA, cm2)
Group | Shear force | EBV 14 days | IMF | REA | ||
|---|---|---|---|---|---|---|
24 h | 7 days | 14 days | ||||
High | 9.70 ± 1.02 | 7.62 ± 0.93 | 6.50 ± 1.49 | 0.63 ± 0.17 | 2.20 ± 0.96 | 60.17 ± 8.30 |
Low | 7.87 ± 1.22 | 3.23 ± 0.60 | 2.65 ± 0.53 | − 0.62 ± 0.21 | 2.64 ± 0.75 | 60.05 ± 7.45 |
p-value | 4.17E−05 | 1.02E−13 | 3.35E−08 | 2.49E−19 | 0.16 | 0.97 |