muboptimal reproductive performance (SORP); abortion; increased incidence of dystocia and vagino-cervical prolapse; male infertility; periparturient ewe losses; mastitis, udder and teat lesions; perinatal lamb losses; inadequate growth rate; diarrhoea; tenesmus; adult weight loss; mouth disorders; lameness; changed behavioural response/nervous dysfunction; eye disorders/visual defects; anaemia; jaundice; abnormal distension/abdominal pain; wool loss/skin lesions; respiratory disease; sudden death.
