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ThePigSite Pig Health

Reasons for Not Keeping Sows Beyond 6 Litters

  • (235) Variable litter size.
  • Variable piglet size at weaning.
  • Variable birth weights within the litter.
  • A history of agalactia or poor milking.
  • Chronic mastitis.
  • Vulval discharges.
  • Poor genetic potential.
  • Other problem areas identified with increasing age.
  • Poor fertility
In indoor herds, levels of sows culled per annum should be between 38 to 45% but in the outdoor herd this often reaches 50%.

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