- Accumulation of excess fluid in udder and sometimes in the belly around calving time.
- Mainly due to increased blood flow to udder against decrease flow from udder and increased permeability of blood vessels in the udder.
- More prevalent in high producing animals especially heifers.
- Udder is not painful or hot and should not to be confused with clinical mastitis.
- Predisposing factors may be genetic, nutritional, obesity, lack of exercise.
- May become chronic and persist throughout lactation.
- Veterinarian may be consulted if the oedema interferes with milking the animal.