| Butcher A | ||||
| Samples | Aerobic mesophilic bacteria (×103 CFU/ml) | Salmonella spp Presence (+) /absence (−) | ||
| 1. day | 30. day | 1. day | 30. day | |
| Wings | 3.78 | 1.54 | − | − |
| Drumstick | 4.75 | 2.12 | + | − |
| Chests | 2.87 | 1.10 | − | − |
| Offal | 3.67 | 2.10 | + | 0 |
| Butcher B | ||||
| Wings | 3.82 | 1.47 | − | − |
| Drumstick | 4.13 | 1.90 | + | − |
| Chests | 2.64 | 0.90 | − | − |
| Offal | 3.64 | 0.9 | + | 0 |