Table 3.
Results for the analysis of variance on weaning weight of lambs.
| Effect | Degrees of freedom | Marginal sum of squares | Marginal increase in R2 × 100 |
|---|---|---|---|
| Mother (farm) | 560 | 25210.22 | 31.57*** |
| Sex | 1 | 2202.21 | 2.76*** |
| Rearing rank | 8 | 1135.34 | 1.42*** |
| Rearing rank (farm year) | 21 | 840.89 | 1.05 |
| Sex (farm year) | 14 | 839.12 | 1.05** |
| Age at recording of weaning weight | 1 | 520,70 | 0.65*** |
| Age of mother | 3 | 315.92 | 0.40* |
| Antibody result | 1 | 264.19 | 0.33** |
| Farm (year) | 3 | 168.90 | 0.21 |
| Error | 538 | 11679.95 | - |
| Model | 669 | 68174.59 | 85.37 |
Level of significance different from zero for Marginal SS (type III SS) ***p < 0.0001 **p < 0.001 *p < 0.01