Table 1 Descriptive statistics and abbreviations for the traits analyzed
Trait | Abbreviation | N | Mean | STD |
|---|---|---|---|---|
Growth, feed intake and feed efficiency | ||||
Average daily gain during the test period (kg.d-1) | ADG | 385 | 0.974 | 0.089 |
Daily feed intake (kg.d-1) | DFI | 385 | 2.61 | 0.25 |
Residual feed intake (kg.d-1) | RFI | 385 | 0.00 | 0.13 |
Feed conversion ratio (kg.kg-1BW) | FCR | 385 | 2.68 | 0.21 |
Carcass traits | ||||
Dressing percentage (%) | DP | 385 | 78.7 | 1.4 |
Carcass length (mm) | CL | 385 | 1010 | 29 |
Mean carcass backfat thickness (mm) | CBF | 385 | 23.5 | 3.2 |
Ham weight (kg) | HAM | 385 | 9.71 | 0.65 |
Belly weight (kg) | BELLY | 385 | 5.14 | 0.53 |
Shoulder weight (kg) | SHOULDER | 385 | 9.46 | 0.66 |
Loin weight (kg) | LOIN | 385 | 10.90 | 0.88 |
Backfat weight (kg) | BACKFAT | 385 | 3.42 | 0.65 |
Lean meat content calculated with cut weights (%) | ELMC | 385 | 56.0 | 3.1 |
Meat quality traits | ||||
Ultimate pH of semimembranosus muscle | pH24 SM | 385 | 5.70 | 0.17 |
L* of gluteus superficialis muscle | L*GS | 384 | 50.9 | 4.0 |
a* of gluteus superficialis muscle | a*GS | 384 | 9.4 | 1.6 |
b* of gluteus superficialis muscle | b*GS | 384 | 5.5 | 1.8 |
Water holding capacity of gluteus superficialis muscle (10s) | WHC | 385 | 13.5 | 6.3 |
Meat Quality Index | MQI | 384 | 86.9 | 2.8 |