Between 1978 and 1988 reproductive disorders were found at the University of Nigeria Veterinary Teaching Hospital in 99 (9.8%) and 8 (10.5%) of 1013 goat and 78 sheep patients, respectively. The major reproductive diseases diagnosed in goats were dystocia (49.5%), abortion (17.2%), milk fever (12.1%), and mastitis (10.1%). In sheep the main disorders were abortions (37.5%), pregnancy toxaemia (25%), and milk fever (25%). These and other reproductive disorders were generally higher in the dry season, except for dystocia and mastitis in goats. 66.7% of sheep abortions occurred in trypanosomiasis patients, 41.2% of sheep abortions were associated with small ruminant pest patients.