Open Access
Table 1.
Milk productivity of daughters of servicing bulls, carriers of various kappa-casein genotypes.
| Bulls’ CSN3 genotype | A number of bulls | Milk productivity of the daughters | ||||
|---|---|---|---|---|---|---|
| Milk yield, kg | Fat content, % | Milk fat content, kg | Protein content, % | Milk protein content, kg | ||
| AA | 11 | 5326 ± 22 | 3.96 ± 0.01 | 211 ± 1.3 | 3.21 ± 0.01 | 171 ± 1.0 |
| AB | 7 | 5133 ± 26 | 3.98 ± 0.01 | 204 ± 1.4 | 3.26 ± 0.01 | 167 ± 1.2 |
| BB | 1 | 5150 ± 53 | 4.07 ± 0.02 | 210 ± 2.2 | 3.29 ± 0.01 | 169 ± 2.0 |
| AA to ± AB | 193*** | -0.02 | 7*** | -0.05*** | 4* | |
| AA to ± BB | 176** | -0.11*** | 1 | -0.08*** | 2 | |
| AB to ± BB | -17 | -0.09*** | -6* | -0.03* | -3 | |
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