Table 3.
Additive genetic variances, residual variances, and heritabilities and SE for all datasets
| Dataset1 | Trait | Additive genetic variance2 | Residual variance2 | Heritability |
|---|---|---|---|---|
| Gen1 | ADG | 5.33 ± 1.37 | 7.42 ± 1.10 | 0.42 ± 0.10 |
| BS | 6.36 ± 1.63 | 7.00 ± 1.27 | 0.47 ± 0.11 | |
| MUS | 3.72 ± 1.06 | 6.93 ± 0.89 | 0.35 ± 0.09 | |
| FL | 0.89 ± 0.44 | 6.39 ± 0.46 | 0.12 ± 0.06 | |
| Gen2 | ADG | 2.88 ± 0.93 | 7.49 ± 0.78 | 0.28 ± 0.08 |
| BS | 4.27 ± 1.27 | 8.23 ± 1.02 | 0.34 ± 0.09 | |
| MUS | 6.52 ± 1.11 | 2.71 ± 0.79 | 0.70 ± 0.09 | |
| FL | 2.68 ± 0.68 | 4.34 ± 0.54 | 0.38 ± 0.09 | |
| Gen3 | ADG | 2.60 ± 0.92 | 11.22 ± 0.87 | 0.19 ± 0.06 |
| BS | 4.45 ± 1.31 | 11.32 ± 1.13 | 0.28 ± 0.08 | |
| MUS | 6.67 ± 1.19 | 5.22 ± 0.89 | 0.56 ± 0.08 | |
| FL | 1.87 ± 0.65 | 7.40 ± 0.61 | 0.20 ± 0.06 | |
| Gen4 | ADG | 3.91 ± 1.21 | 14.22 ± 1.14 | 0.21 ± 0.06 |
| BS | 1.96 ± 0.67 | 7.79 ± 0.64 | 0.20 ± 0.07 | |
| MUS | 5.73 ± 0.89 | 5.07 ± 0.65 | 0.53 ± 0.07 | |
| FL | 0.93 ± 0.44 | 6.07 ± 0.45 | 0.13 ± 0.06 | |
| OLD | ADG | 4.16 ± 0.77 | 7.36 ± 0.62 | 0.36 ± 0.06 |
| BS | 4.93 ± 0.96 | 8.00 ± 0.75 | 0.38 ± 0.06 | |
| MUS | 5.69 ± 0.78 | 4.24 ± 0.57 | 0.57 ± 0.07 | |
| FL | 1.84 ± 0.38 | 1.42 ± 0.33 | 0.28 ± 0.06 | |
| CUR | ADG | 3.21 ± 0.71 | 12.64 ± 0.66 | 0.20 ± 0.04 |
| BS | 3.21 ± 0.67 | 9.68 ± 0.58 | 0.25 ± 0.05 | |
| MUS | 5.96 ± 0.68 | 5.22 ± 0.49 | 0.53 ± 0.05 | |
| FL | 1.81 ± 0.40 | 6.48 ± 0.36 | 0.22 ± 0.04 | |
| ALL | ADG | 3.48 ± 0.50 | 10.27 ± 0.43 | 0.26 ± 0.03 |
| BS | 4.30 ± 0.57 | 8.65 ± 0.45 | 0.33 ± 0.04 | |
| MUS | 5.84 ± 0.49 | 4.72 ± 0.35 | 0.55 ± 0.03 | |
| FL | 1.77 ± 0.26 | 5.91 ± 0.23 | 0.23 ± 0.03 |
1Gen1, 1986 to 1993; Gen2, 1994 to 2001; Gen3, 2002 to 2009; Gen4, 2010 to 2017; OLD, 1986 to 2001; CUR, 2002 to 2017; ALL, 1986 to 2017.
2Additive genetic and residual variances expressed in (kg/d)2 for ADG and in (units)2 for BS, MUS, and FL.