Table 1 Prevalence of Mycoplasma bovis in freshly calved cattle from recently infected herds.
Study group | Group A | Group B | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Herd number | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
Type | B | B | D | D | M | M | M | B | M | M | M | M | M | D | D | D | B |
Total n of cattle in herd | 161 | 139 | 74 | 103 | 209 | 121 | 216 | 152 | 205 | 245 | 316 | 433 | 282 | 587 | 363 | 311 | 241 |
% PCR Pos (p/nt) | 0 (0/6) | 0 (0/11) | 0 (0/8) | 0 (0/3) | 0 (0/12) | 0 (0/5) | 30 (3/10) | 10 (1/10) | 0 (0/10) | 0 (0/11) | 0 (0/4) | 11.1 (1/9) | 0 (0/11) | 0 (0/63) | 2.8 (2/71) | 0 (0/74) | 0 (0/50) |