Table 2.
Parameters estimation at different temperature gradients for somatic cell score of Holstein cattle in southern Brazil
Temperature (ºC) | σ2p | σ2e | σ2a | h2 | SE |
---|---|---|---|---|---|
17.0 | 1.81 | 1.45 | 0.36 | 0.20 | 0.146 |
17.5 | 1.64 | 1.32 | 0.32 | 0.19 | 0.019 |
18.0 | 1.67 | 1.37 | 0.30 | 0.18 | 0.008 |
18.5 | 1.78 | 1.48 | 0.31 | 0.17 | 0.019 |
19.0 | 1.75 | 1.41 | 0.34 | 0.19 | 0.017 |
19.5 | 1.84 | 1.43 | 0.40 | 0.23 | 0.033 |
σ2p, phenotypic variance; σ2e, environmental variance; σ2a, genetic variance; h2, heritability; SE, standard error.