Canadian Quality Milk On-Farm Food Safety Program - Centre ...
Canadian Quality Milk On-Farm Food Safety Program - Centre ...
Canadian Quality Milk On-Farm Food Safety Program - Centre ...
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<strong>Canadian</strong> <strong>Quality</strong> <strong>Milk</strong><br />
of lactating cattle’s udders. Ideally, all cattle in the herd should score at 1 or 2. Over<br />
20% of the herd scoring 3 or 4 is unacceptable. At least 25% of the herd has to be<br />
scored to support compliance. Please refer to the score card in Figure 2.<br />
Figure 2: Hygiene Scoring Card<br />
Score: 1 2 3 4<br />
Source: Less Mastitis, Better <strong>Milk</strong> from Institut de technologie agroalimentaire, Québec and Pfizer Animal Health<br />
The following best management practices describe some methods to help keep<br />
lactating cattle clean:<br />
Design stall area for cattle safety, cleanliness, maximum comfort and space for<br />
movement.<br />
• Ensure proper slope (recommended minimum 2-3%) for surface drainage.<br />
• Construct curb heights (20-30 cm or 8-12 inches) to keep manure, scrapings,<br />
and flush water out and to minimize udder damage.<br />
• Design stalls to provide enough lunge space in front of the cattle so they can get<br />
up and down naturally. If they cannot lunge forward naturally, they may lunge<br />
diagonally, increasing stall dirtiness.<br />
- In free stalls, mounting loops on posts eliminates horizontal mounting pipes in<br />
the “bob” zone of cattle.<br />
- In tie stalls, a higher head rail and a longer chain allow cattle to get up and<br />
down naturally and to rest in their favorite position.<br />
• Stall width and length and neck rail position are a compromise between cow<br />
comfort and stall cleanliness.<br />
1—6<br />
June 2010