Farm | A | B | C | D | E | F | G | H | I | J | K |
---|---|---|---|---|---|---|---|---|---|---|---|
No. cows | 130 | 72 | 50 | 24 | 120 | 40 | 70 | 50 | 130 | 120 | nk |
No. heifers | 150 | 140 | 80 | 30 | 130 | 80 | 100 | 45 | 260 | nk | nk |
Cases of blackleg | 14 | nk | 1 | 2 | 5–6 | 5–6 | 10 | 10 | 6–8 | 1–2 | 3 |
Year of occurrence | 2002 | 2002 | 2001 | 2001 | 2003 | 2001 | 2000 2001 2002 | 2004 | 2003 2004 | 2005 2006 | 2006 |
Affected animals | heifers | calves, heifers | heifers | heifers | heifers | 1 cow 4–5 heifers | heifers | calves | heifers | heifers | nk |
Vaccination performed | yes | yes | yes | yes | yes | yes | yes | no | no | no | no |
No. of faeces samples | 10 | 10 | 10 | 10 | 10 | 7 | 10 | 10 | 10 | 20 | 7 |
No. of soil samples | 3* | 3* | 3 | 9 | 5 | 8 | 10 | 6 | 11 | 11 | 4 |
No. of silage samples | - | - | - | - | - | - | - | - | - | - | 4 |