This is a relatively common condition the boar at mating passes fresh blood into the vagina.

Symptoms in the Boar

• Blood around vulva post service.
• Blood in semen.
• Blood around the prepuce and skin.
• No generalized illness.
• Sudden onset.
• Hemorrhage only occurs at mating.

Causes Contributing factors

• Damaged penis.
• Ulceration of the urethra.
• Hemorrhage from accessory glands.
• Hemorrhage from the preputial sac.
• Trauma to the penis from sows or boars in outdoor mating.

Diagnosis:

This is made from the clinical symptoms.

Treatment:

• Rest the boar for 3 weeks
• Treat with a broad spectrum antibiotic for 5 days
• If it reoccurs cull the boar