Trait | Intraclass correlation1 | Category average | SED2 | |||
---|---|---|---|---|---|---|
 | tw | twb | Broiler | Layer | Traditional |  |
Weight and CK | ||||||
Live weight, kg | 0.96§ | 0.68§ | 3.67 | 1.01 | 1.06 | 0.168*** |
ln CK (iu/mL) | 0.89§ | 0.62§ | 6.73 (835) | 5.20 (181) | 5.35 (211) | 0.161*** |
Breast muscle pH and toughness | ||||||
pHi | 0.34‡ | 0.35 | 6.09 | 6.16 | 6.16 | 0.017*** |
pHu | 0.68§ | 0.51‡ | 5.69 | 5.87 | 5.81 | 0.034*** |
ΔpH | 0.69‡ | 0.33‡ | 0.40 | 0.29 | 0.35 | 0.036** |
Force N | 0.58‡ | 0.40†| 31.1 | 36.1 | 35.5 | 1.04*** |
Breast muscle colour | ||||||
Lightness (L*) | 0.52§ | 0.50‡ | 55.0 | 53.6 | 53.5 | 0.83 |
Redness (a*) | 0.49‡ | 0.14 | 2.95 | 5.74 | 5.21 | 0.372*** |
Yellowness (b*) | 0.72§ | 0.35‡ | 2.14 | 5.41 | 3.77 | 0.364*** |
Thigh muscle colour | ||||||
Lightness (L*) | 0.44‡ | 0.45‡ | 51.3 | 51.9 | 52.1 | 1.03 |
Redness (a*) | 0.20†| 0.20 | 6.55 | 6.24 | 7.03 | 0.541 |
Yellowness (b*) | 0.62§ | 0.32‡ | -1.34 | 1.45 | 0.92 | 0.411*** |