Table 1.
Body weight, body composition and meat quality-related traits
| |
Males + Females |
Males |
Females |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | Mean | CV (%) | Min. | Max. | N | Mean | CV (%) | Min. | Max. | N | Mean | CV (%) | Min. | Max. | |
|
body weight and body composition | |||||||||||||||
| BW3 (g) |
1022 |
415 |
14.4 |
234 |
603 |
515 |
432 |
14.4 |
234 |
603 |
507 |
397 |
12.8 |
247 |
545 |
| BW6 (g) |
1006 |
1127 |
12.8 |
710 |
1523 |
508 |
1208 |
11.1 |
749 |
1523 |
498 |
1045 |
9.7 |
710 |
1373 |
| BW9 (g) |
1000 |
1825 |
13.4 |
1193 |
2478 |
503 |
2006 |
9.4 |
1341 |
2478 |
497 |
1642 |
8.1 |
1193 |
2089 |
| BW12 (g) |
958 |
2678 |
16.3 |
1750 |
3852 |
473 |
3052 |
8.8 |
2188 |
3852 |
485 |
2314 |
8.5 |
1750 |
2842 |
| BMY (%) |
910 |
16.5 |
8.0 |
12.1 |
21.7 |
450 |
16.2 |
7.3 |
12.1 |
19.9 |
460 |
16.8 |
7.9 |
12.9 |
21.7 |
| AFP (%) |
914 |
4.0 |
39.1 |
0.6 |
8.6 |
451 |
3.2 |
42.9 |
0.6 |
8.1 |
463 |
4.9 |
26.1 |
0.6 |
8.6 |
| LEGP (%) |
912 |
25.7 |
5.0 |
21.4 |
30.8 |
452 |
26.4 |
4.1 |
23.4 |
30.1 |
460 |
25.0 |
5.1 |
21.4 |
30.8 |
|
meat quality traits | |||||||||||||||
| pH15 |
921 |
6.61 |
3 |
5.98 |
7.03 |
458 |
6.62 |
2.7 |
5.98 |
6.97 |
463 |
6.6 |
3.3 |
5.98 |
7.03 |
| pHu |
931 |
5.80 |
1.9 |
5.42 |
6.17 |
459 |
5.81 |
1.9 |
5.45 |
6.17 |
472 |
5.78 |
1.8 |
5.42 |
6.1 |
| L* |
935 |
47.5 |
6.2 |
37.0 |
55.7 |
464 |
46.9 |
6.4 |
37.0 |
55.5 |
471 |
48.1 |
5.7 |
41.4 |
55.7 |
| a* |
940 |
−1.5 |
66 |
−4.9 |
2.3 |
466 |
−1.3 |
77.5 |
−4.9 |
2.3 |
474 |
−1.7 |
54.6 |
−4.1 |
1.6 |
| b* |
935 |
8.5 |
17 |
4.7 |
14.7 |
464 |
8.3 |
18.5 |
4.7 |
14.7 |
471 |
8.7 |
15.5 |
5 |
12.9 |
| DL (%) |
909 |
1.6 |
38.1 |
0.2 |
3.9 |
449 |
1.4 |
37.5 |
0.2 |
3.6 |
460 |
1.8 |
35.0 |
0.22 |
3.9 |
| SF (N/cm2) |
924 |
18.7 |
24.6 |
10.8 |
48.8 |
455 |
18.4 |
21.9 |
11.1 |
43.5 |
469 |
19.1 |
26.7 |
10.8 |
48.8 |
| IMF (%) | 693 | 1.0 | 22.1 | 0.6 | 2.1 | 340 | 1.0 | 23.9 | 0.6 | 2.1 | 353 | 1.1 | 20.5 | 0.6 | 2.0 |
BW3 = Body weight at 3 weeks; BW6 = Body weight at 6 weeks; BW9 = Body weight at 9 weeks; BW12 = Body weight at 12 weeks.
BMY = Breast meat yield; AFP = Abdominal fat percentage; LEGP = Leg percentage; pH15 = pH at 15 min post-mortem; pHu = ultimate pH.
L* = lightness; a* = redness; b* = yellowness; DL = drip loss; SF = shear force; IMF = Intramuscular fat content.