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Metritis is inflammation of the womb caused by bacterial infection. It is fairly common in the immediate post-farrowing period.

After farrowing the womb contracts and squeezes mucus, white fluid and afterbirth out through the vagina. This discharge can continue for up to 4 days and is normal. If the sow is eating well, has a normal temperature and no mastitis ignore it. However abnormal discharges can also indicate the presence of infection requiring treatment.


  • Starvation - no milk.
Lactating Sows only
  • Temperature.
  • Sow is off her food and toxic
  • Signs of mastitis.
  • Bright red mucous membranes around the eyes.
  • Discharge from vulva - white or brown colour.
  • No milk.
Dry Sows
  • Discharge from the vulva.
  • Sow normal in health.
  • Regular, irregular returns.
  • Not in pig.
Weaners & Growers
  • N/A

Causes / Contributing factors

  • Prolonged farrowings.
  • Manual assistance during farrowing.
  • In association with mastitis.
  • Refuses to suckle.


This is based on the clinical signs.

Further Reading

Click on the links below to find out more about this disease, including treatment, management control and prevention information. The top link is the main article on this disease.