Table 3 Pathogens detected in nasal swab samples from 77 heifer calves in nine Danish dairy herds
From: Monitoring bovine dairy calf health and related risk factors in the first three months of rearing
Pathogen | Time point | Positive samples (%) | N positive herds |
|---|---|---|---|
Bovine corona virus | T0 | 0 | |
T1 | 0 | ||
T2 | 2 (2.6) | 2 | |
BRSV | T0 | 0 | |
T1 | 0 | ||
T2 | 0 | ||
Histophilus somni | T0 | 0 | |
T1 | 1 (1.2) | 1 | |
T2 | 4 (5.2) | 3 | |
Influenza virus D | T0 | 0 | |
T1 | 0 | ||
T2 | 2 (2.6) | 1 | |
Mycoplasma bovis | T0 | 0 | |
T1 | 1 (1.2) | 1 | |
T2 | 2 (2.6) | 1 | |
Mannheimia haemolytica | T0 | 1 (1.2) | 1 |
T1 | 4 (4.9) | 2 | |
T2 | 10 (13) | 4 | |
Mycoplasma spp. | T0 | 3 (3.7) | 3 |
T1 | 15 (18.3) | 6 | |
T2 | 16 (20.8) | 5 | |
Pasteurella multocida | T0 | 5 (6.1) | 2 |
T1 | 16 (19.5) | 6 | |
T2 | 47 (61) | 9 | |
Truepurella pyogenes | T0 | 11 (13.4) | 6 |
T1 | 11 (13.4) | 6 | |
T2 | 5 (6.5) | 3 |