Table 3.
Distribution of frequencies obtained by the farmers in the applied questionnaire.
| Variable | Levels | Frequency (%) |
|---|---|---|
| YA1 | Yes | 44 (91.7) |
| No | 4 (8.3) | |
| YA2 | Yes | 44 (91.7) |
| No | 4 (8.3) | |
| YF | Yes | 31 (64.6) |
| No | 17 (35.4) | |
| YT | Yes | 3 (6.3) |
| No | 45 (93.7) | |
| Season | Spring | 12 (25.0) |
| Summer | 12 (25.0) | |
| Autumn | 12 (25.0) | |
| Winter | 12 (25.0) | |
| HygMP | Adequate | 35 (72.9) |
| Not | 13 (27.1) | |
| HygLH | Adequate | 35 (72.9) |
| Not | 13 (27.1) | |
| OriMP | N-S | 24 (50.0) |
| E-W | 8 (16.7) | |
| NE-SW | 8 (16.7) | |
| NW-SE | 8 (16.7) | |
| OriLH | N-S | 12 (25.0) |
| E-W | 16 (33.3) | |
| NE-SW | 8 (16.7) | |
| NW-SE | 8 (16.7) | |
| Other | 4 (8.3) | |
| VentLH | Adequate | 24 (50.0) |
| Not | 24 (50.0) | |
| Milkline | High Low |
32 (66.7) 16 (33.3) |
| CleanMP | After each milking | 25 (50.0) |
| Daily | 12 (25.0) | |
| Less frequently | 12 (25.0) | |
| Filter | After each milking | 20 (41.7) |
| Daily | 24 (50.0) | |
| Every two days | 4 (8.3) | |
| Cluster | Yes | 24 (50.0) |
| No | 24 (50.0) | |
| Acid | Daily | 8 (16.7) |
| Each 2–3 days | 36 (75.0) | |
| Less frequently | 4 (8.3) | |
| Silage | Yes | 16 (33.3) |
| No | 32 (66.7) | |
| Grain | Yes | 24 (50.0) |
| No | 24 (50.0) |
Legend: YA1 = presence of yeasts in the air from the milking parlour, YA2 = presence of yeasts in the air from the livestock housing, YF = presence of yeast in the feed, YT = presence of yeast on the surface of teat, Season = season of the year, HygMP = hygiene of the milking parlour, HygLH = hygiene of the livestock housing, OriMP = orientation of the milking parlour, OriLH = orientation of the livestock housing, VentLH = ventilation of the livestock housing, Milkline = milkline of the milking machine, CleanMP = frequency of cleaning of the milking parlour, Filter = frequency of changing of milk filters, Cluster = possibility of contact between the clusters and the ground, Acid = frequency of use of acid for cleaning the milking machine, Silage = use of silage, Grain = use of grain during milking.