Experiences with PCVAD in Europe and in Canada suggest that applying at least 16 of these practices may significantly reduce mortality rates during a PCVAD outbreak.
Farrowing
1. Apply strict all-in / all-out Empty pit, clean and disinfect between batches
2. Wash sows and treat for parasites before farrowing
3. Cross-foster
• Limit to only that which is necessary
• Within 24 hours of farrowing only
Post Weaning
4. Use small pens (<13 animals), solid partitions
5. Apply strict all-in / all-out Empty pit, clean and disinfect between batches
6. Lower stocking density (3 pigs / m2 or 3 pigs / 10.75 ft2)
7. Increase space at the feeder (> 7 cm / piglet or > 2.75 in / piglet)
8. Improve air quality (NH3 < 10ppm, CO2 < 0.15%)
9. Improve temperature control
10.Do not mix batches
Grower / Finishing
11. Use small pens, solid partitions
12. Apply strict all-in / all-out Empty pit, clean and disinfect between batches
13. Do not mix pigs from different pens post-weaning
14. Do not mix pigs from different pens in finishing
15. Lower stocking density (> 0.75m2 / pig or 8.00 ft2 / pig)
16. Improve air quality (NH3 < 10ppm, CO2 < 0.15%) and temperature
Others
17. Use the appropriate vaccination program
18. Ensure sensible flow within buildings (air, animals)
19. Ensure strict hygiene (tail and teeth clipping, injections…)
20. Remove sick pigs in a timely manner (hospital room or euthanasia)
A producer's guide to managing PCVAD
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