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Percentage of Dutch dairy calves with none, 1 and 2 or more enteropathogens including and excluding Clostridium perfringens. In total 424 calves in 108 herds were sampled between January and April 2007.
| No. of intestinal pathogens | Age week 1 (N = 173) | Age week 2 (N = 153) | Age week 3 (N = 98) | Overall | Overall, excluding Cl. perfringens |
|---|---|---|---|---|---|
| None | 26.0 | 20.3 | 43.9 | 28.1 | 59.8 |
| 1 | 50.9 | 41.8 | 44.9 | 46.2 | 30.4 |
| ≥2 | 23.1 | 37.9 | 11.3 | 25.7 | 9.8 |
