At any inspection it must be borne in mind that signs of ill health include: listlessness, loss of appetite, fall in milk yield, cessation of rumination, discharge from the eyes, nose or mouth, excessive salivation, persistent coughing, swollen joints or swellings elsewhere on the body, lameness, diarrhoea, discoloration of milk or urine, bloat, vaginal prolapse, frequent scratching or rubbing, blow fly myiasis, loss of bodily condition, behavioural changes including loss of dominance order and in some circumstances, being apart from the flock.