Table 3.
Phenotypic and genetic (standard errors in parentheses) correlations of the performance and efficiency traits with the residual energy intake and residual gain traits
| Trait2 | Phenotypic Correlations1 | Genetic Correlations | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| MEI | ADG | MBW | MFW | ECR | MEI | ADG | MBW | MFW | ECR | |
| REI | 0.71 | −0.03 | −0.03 | −0.03 | 0.47 | 0.68 (0.04) | 0.12 (0.09) | −0.07 (0.07) | −0.20 (0.11) | 0.46 (0.08) |
| REIU | 0.65 | −0.02 | −0.03 | −0.01 | 0.46 | 0.62 (0.06) | 0.14 (0.11) | 0.02 (0.08) | −0.11 (0.13) | 0.44 (0.09) |
| REIFW | 0.69 | −0.02 | −0.01 | −0.03 | 0.52 | 0.64 (0.06) | −0.06 (0.14) | −0.15 (0.12) | −0.18 (0.13) | 0.39 (0.12) |
| REICW | 0.76 | −0.04 | 0.17 | 0.16 | 0.57 | 0.75 (0.05) | −0.03 (0.14) | 0.10 (0.10) | 0.08 (0.13) | 0.43 (0.11) |
| REICWF | 0.70 | −0.04 | 0.13 | 0.11 | 0.55 | 0.69 (0.06) | −0.07 (0.15) | 0.08 (0.12) | 0.06 (0.13) | 0.45 (0.12) |
| RG | 0.03 | 0.89 | 0.01 | 0.15 | −0.89 | 0.04 (0.10) | 0.80 (0.04) | 0.06 (0.09) | 0.15 (0.13) | −0.90 (0.02) |
| RGU | 0.02 | 0.87 | 0.03 | 0.16 | −0.86 | 0.02 (0.10) | 0.75 (0.05) | 0.06 (0.10) | 0.29 (0.14) | −0.84 (0.04) |
| RGFW | 0.02 | 0.83 | −0.12 | 0.01 | −0.83 | 0.08 (0.11) | 0.73 (0.06) | −0.20 (0.11) | −0.12 (0.12) | −0.84 (0.05) |
| RGCW | 0.01 | 0.83 | −0.09 | 0.04 | −0.85 | 0.11 (0.12) | 0.77 (0.05) | −0.15 (0.11) | −0.06 (0.12) | −0.87 (0.04) |
| RGCWF | 0.01 | 0.83 | −0.09 | 0.05 | −0.85 | 0.12 (0.12) | 0.78 (0.05) | −0.15 (0.11) | −0.06 (0.12) | −0.87 (0.04) |
1Phenotypic correlations ≤ |0.04| were not different (P > 0.05) from zero.
2REI = residual energy intake; REIU = REI adjusted for ultrasound fat depth; REIFW = residual energy intake using metabolic final live-weight preslaughter; REICW = residual energy intake using carcass weight; REICWF = REICW adjusted for carcass fat; RG = residual gain; RGU = RG adjusted for ultrasound fat depth; RGFW= residual gain using metabolic final live-weight preslaughter; RGCW = residual gain using carcass weight; RGCWF = RGCW adjusted for carcass fat score; MEI = metabolizable energy intake; ADG = average daily gain; MBW = mid-test metabolic live-weight; MFW = metabolic final live-weight preslaughter; ECR = energy conversion ratio.