* Respiratory: coughing, nasal discharge, difficulty breathing, rapid breathing, pneumonia
* Digestive: diarrhea, constipation, loss of appetite, abdominal pain, bloat, rumen acidosis
* Mastitis: inflammation of the mammary gland, swollen udder, off-colored or bloody milk
* Metritis: infection of the uterus, foul-smelling discharge from the vulva, fever, lethargy
* Lameness: limping, reluctance to move, abnormal gait
* Skin problems: rashes, lumps, sores, hair loss
* Neurological problems: seizures, circling, head tilt, weakness, paralysis
* Eye problems: cloudiness, discharge, swelling, squinting
* Ear problems: discharge, swelling, head shaking
* Metabolic disorders: ketosis, milk fever, grass tetany
* Infectious diseases: brucellosis, tuberculosis, salmonellosis, E. coli, Johne's disease
* Parasites: internal parasites (such as worms), external parasites (such as ticks, fleas, and lice)