FACTOR | pH loin | pH leg | |||||
Media ± S.D. | Inf Lim | Sup Lim | Media ± S.E. | Inf Lim | Sup Lim | ||
Bruises | Presence | 5.89a ± 0.24 | 5.83 | 5.95 | 5.83a ± 0.2 | 5.77 | 5.89 |
Absence | 5.74b ± 0.25 | 5.71 | 5.78 | 5.7b ± 0.24 | 5.66 | 5.73 | |
Transport time | ≤4 h | 5.70a ± 0.19 | 5.65 | 5.75 | 5.67a ± 0.21 | 5,63 | 5.72 |
>4 h | 5.83b ± 0.27 | 5.79 | 5.87 | 5.76b ± 0.25 | 5.72 | 5.80 | |
Transport distance | ≤100 km | 5.82 ± 0.08 | 5.71 | 6.12 | 5.80 ± 0.06 | 5.68 | 6.03 |
>100 km | 5.78 ± 0.27 | 5.23 | 6.33 | 5.72 ± 0.26 | 5.20 | 6.27 | |
Extension of bruises | ≤5 cm | 5.87 ± 0.24 | 5.78 | 5.96 | 5.82 ± 0.2 | 5.74 | 5.89 |
6 - 10 cm | 5.94 ± 0.25 | 5.80 | 6.08 | 5.89 ± 0.22 | 5.77 | 6.01 | |
>10 cm | 5.95 ± 0.2 | 5.67 | 6.20 | 5.78 ± 0.08 | 5.55 | 6.00 | |
Fasting time at slaughterhouse | ≤12 h | 5.78 ± 0.27 | 5.23 | 6.33 | 5.73 ± 0.26 | 5.20 | 6.27 |
>12 h | 5.77 ± 0.28 | 5.30 | 6.28 | 5.72 ± 0.26 | 5.27 | 6.14 | |
Bruise grade | Grade 1 | 5.88 ± 0.26 | 5.80 | 5.95 | 5.82 ± 0.22 | 5.76 | 5.88 |
Grade 2 and 3 | 5.93 ± 0.19 | 5.81 | 6.06 | 5.86 ± 0.14 | 5.76 | 5.97 | |
Number of bruises | 1 | 5.86a ± 0.23 | 5.78 | 5.93 | 5.81a ± 0.19 | 5.75 | 5.87 |
> 2 | 5.98b ± 0.22 | 5.87 | 6.08 | 5.9b ± 0.2 | 5.80 | 5.99 |