| Bacteria | N | (%) |
| E. coli | 87 | 30 |
| Staphylococcus spp. | 43 | 15 |
| Streptococcus spp. | 30 | 10 |
| Salmonella spp. | 30 | 10 |
| Pasteurella spp. | 25 | 9 |
| Clostridia spp. | 20 | 7 |
| Proteus spp. | 19 | 7 |
| Mycoplasma spp. | 14 | 5 |
| Enterococcus spp. | 8 | 3 |
| Arcanobacterium spp. | 3 | 1 |
| Bacillius spp. | 3 | 1 |
| Bordetella | 3 | 1 |
| Klebsiella spp. | 3 | 1 |
| Fusobacterium spp. | 2 | 1 |
| Shigella spp. | 2 | 1 |
| Actinomyces spp. | 2 | 1 |
| Aeromonas spp. | 2 | 1 |
| Chlamydia spp. | 1 | <1 |
| Corynebacterium spp. | 1 | <1 |
| Total | 290 | (100) |