Climatic variable | Milk yield | Age at first calving | ||||
---|---|---|---|---|---|---|
Eigenvalues (%) | Correlation (SE) | BIC | Eigenvalues (%) | Correlation (SE) | BIC | |
C1: Average rainfall | 9.93 | − 0.637 ± 0.016 | − 28.1 | 8.97 | 0.236 ± 0.035 | 202.6 |
C2: Max temperature | 2.64 | 0.599 ± 0.041 | 726.9 | 7.30 | − 0.366 ± 0.040 | 241.5 |
C3: Min temperature | 0.37 | − 0.499 ± 0.107 | 1199.6 | 3.07 | − 0.692 ± 0.037 | 66.9 |
C4: Max relative humidity | 1.78 | − 0.837 ± 0.029 | 188.3 | 18.82 | 0.439 ± 0.023 | 52.0 |
C5: Min relative humidity | 1.01 | − 0.880 ± 0.025 | 204.0 | 23.25 | − 0.061 ± 0.027 | 106.2 |
C6: Solar radiation (SR) | 1.13 | 0.797 ± 0.032 | 748.5 | 10.26 | 0.115 ± 0.039 | 234.5 |
C7: Evapotranspiration | 1.07 | 0.867 ± 0.026 | 315.7 | 12.14 | − 0.119 ± 0.038 | 206.3 |
C8: Max temperature in summer | 0.99 | 0.895 ± 0.029 | 400.9 | 26.11 | 0.895 ± 0.029 | − 26.3 |
C9: Max relative humidity in summer | 1.06 | − 0.911 ± 0.022 | 65.5 | 16.09 | − 0.346 ± 0.025 | − 100.7 |
C10: Max solar radiation in summer | 1.35 | 0.692 ± 0.048 | 876.8 | 16.43 | 0.692 ± 0.048 | 110.5 |