Table 1 Dairy farm characteristics and health status
Farm characteristics | Health status | |||||||
|---|---|---|---|---|---|---|---|---|
Farm | Housing type | Cattle type | Farm location | No. dairy cows | Paratuberculosis | Listeriosis | BVD | IBR |
Farm 1 | Free + Grazing | Holstein–Friesian | Rural | 17–21 | – | – | – | – |
Farm 2 | Tie | Holstein–Friesian | Rural | 11–13 | – | – | – | + |
Farm 3 | Tie | Holstein–Friesian | Village | 10–13 | – | – | – | + |
Farm 4 | Tie | Holstein–Friesian | Village | 23–27 | – | + | – | – |
Farm 5 | Free | Holstein–Friesian | Village | 21–24 | – | + | – | – |
Farm 6 | Tie | Holstein–Friesian | Village | 14–18 | – | – | – | – |
Farm 7 | Free | Holstein–Friesian | Village | 23–26 | – | – | – | – |
Farm 8 | Tie | Holstein–Friesian | Village | 29–33 | – | + | – | + |
Farm 9 | Tie | Holstein–Friesian | Village | 16–19 | – | – | – | – |
Farm 10 | Tie | Holstein–Friesian | Village | 16–20 | – | + | + | + |
Farm 11 | Tie + Grazing | Simmental | Rural | 14–16 | – | – | – | – |
Farm 12 | Tie | Holstein–Friesian | Rural | 27–33 | – | + | – | – |
Farm 13 | Tie | Mixed | Rural | 16–18 | – | – | – | – |
Farm 14 | Tie | Simmental | Town | 11–18 | – | + | – | – |
Farm 15 | Tie | Simmental | Town | 13–15 | – | – | – | – |
Farm 16 | Tie | Simmental | Town | 13–15 | – | – | – | – |
Farm 17 | Free | Simmental | Village | 31–40 | – | + | – | – |
Farm 18 | Tie | Simmental | Rural | 11–14 | – | + | – | – |
Farm 19 | Free | Holstein–Friesian | Village | 32–37 | – | + | – | – |
Farm 20 | Tie | Simmental | Rural | 9–11 | – | + | – | – |
Total (%) | 9–40 | 0/20 (0%) | 10/20 (50%) | 1/20 (5%) | 4/20 (20%) | |||