Table 4.
Genetic correlations estimated among direct genetic effects (above diagonal) and among indirect genetic effects (below diagonal) for production and feeding behaviour traits of growing Duroc pigs using animal model fitting indirect genetic effects
| Trait | FBT | PT | ||||||
|---|---|---|---|---|---|---|---|---|
| FR | OT | FF | FInt | ADG | ADC | FCR | BF | |
| FR | −0.71 (0.11)* | 0.25 (0.17) | −0.22 (0.17) | 0.45 (0.19)* | 0.47 (0.17)* | 0.24 (0.21) | 0.45 (0.18)* | |
| OT | −0.90 (0.14)* | 0.31 (0.19) | −0.25 (0.18) | −0.01 (0.24) | 0.02 (0.24) | 0.06 (0.25) | −0.03 (0.23) | |
| FF | −0.24 (0.29) | 0.12 (0.32) | −0.72 (0.09)* | 0.06 (0.21) | 0.06 (0.19) | 0.11 (0.19) | 0.11 (0.18) | |
| FInt | −0.51 (0.25)* | −0.74 (0.19)* | −0.99 (0.01)* | −0.09 (0.18) | −0.14 (0.17) | 0.20 (0.19) | −0.21 (0.18) | |
| ADG | −0.10 (0.35) | 0.59 (0.25)* | −0.82 (0.19)* | −0.29 (0.30) | 0.83 (0.08)* | 0.13 (0.25) | 0.55 (0.18)* | |
| ADC | −0.14 (0.37) | 0.10 (0.35) | −0.42 (0.25) | −0.39 (0.29) | 0.70 (0.21)* | 0.61 (0.16)* | 0.73 (0.11)* | |
| FCR | 0.61 (0.23)* | −0.35 (0.29) | −0.74 (0.14)* | 0.13 (0.28) | 0.06 (0.38) | 0.64 (0.23)* | 0.45 (0.19)* | |
| BF | 0.16 (0.37) | 0.28 (0.34) | −0.89 (0.12)* | −0.97 (0.03)* | 0.67 (0.26)* | 0.55 (0.26)* | 0.75 (0.25)* | |
FBT = feeding behaviour traits; PT = production traits; FR = average daily feeding rate; OT = average daily occupation time; FF = average daily feeding frequency; FInt = average daily time between consecutive visits; ADG = average daily gain; ADC = average daily consumption; FCR = feed conversion ratio; BF = backfat thickness.
*
Probability of being greater than 0 > 0.95 or <0.05.