Variable | Coefficient | SE | P > t | 95% CI |
---|---|---|---|---|
Age of farmera (year) | 5.45 | 1.65 | 0.001 | 2.21; 8.70 |
Herd sizea | 0.01 | 0.23 | 0.977 | − 0.44; 0.46 |
Housinga | ||||
Tie stall | Reference | |||
Free stall | 30.55 | 40.91 | 0.456 | − 50.10; 111.19 |
Regionab | ||||
South Sweden | Reference | |||
East Sweden | − 49.54 | 59.77 | 0.408 | − 167.37; 68.29 |
West Sweden | − 104.32 | 57.31 | 0.070 | − 217.30; 8.65 |
Middle Sweden | − 143.15 | 78.27 | 0.069 | − 297.45; 11.15 |
North Sweden | − 140.06 | 64.89 | 0.032 | − 267.98; − 12.14 |
Call the veterinarian when recognizing unhealthy cows | 22.59 | 8.26 | 0.007 | 6.28; 38.91 |
Interest in animal breeding (genetic selection) | − 21.09 | 9.87 | 0.034 | − 40.56; − 1.62 |
Used breeding advisory services during the last year | ||||
No | Reference | |||
Yes | 116.88 | 48.34 | 0.017 | 21.19; 212.58 |
Used preventive herd health advisory services during the last year | ||||
No | Reference | |||
Yes | − 124.26 | 43.15 | 0.005 | − 209.48; − 39.04 |
Intercept | 1366.83 | 144.22 |