Table 1.
Number of records, dams, litters, and mean and standard deviation for the analysed traits in high variability line, low variability line, and control line.
| Trait | Records | Dams | Litters | Mean ± SD | |
|---|---|---|---|---|---|
| Birth traits | BW | 1697 | 132 | 192 | 1.58 ± 0.27 |
| LS | 192 | 132 | 192 | 9.12 ± 2.81 | |
| SB | 192 | 132 | 192 | 95.38 ± 16.99 | |
| Weaning traits | WW | 1602 | 132 | 192 | 10.79 ± 2.50 |
| LSw | 192 | 132 | 192 | 8.26 ± 3.49 | |
| WG | 1602 | 132 | 192 | 9.20 ± 3.01 | |
| SW | 192 | 132 | 192 | 88.48 ± 26.66 | |
| Variability traits | V | 186 | 129 | 186 | 0.025 ± 0.033 |
| SD | 186 | 129 | 186 | 0.138 ± 0.075 | |
| CV | 186 | 129 | 186 | 0.085 ± 0.041 |
BW: birth weight (g); LS: litter size at birth (newborns); SB: survival at birth (%); WW: weaning weight (g); LSw: litter size at weaning (pups); WG: weight gain during lactation (g); SW: survival at weaning (%); V: variance (g); SD: standard deviation (g); CV: coefficient of variation.