Sheep Fly Strike Prevention - Best Practice

Best practice for preventing and managing blowfly strike in sheep, including preventive treatments and rapid response to cases.

Key Facts

Blowfly strike affects an estimated 3% of UK sheep annually, with welfare impacts ranging from discomfort to death
The green bottle fly (Lucilia sericata) is the primary cause of UK fly strike, attracted to wounds and soiling
Preventive treatments using diazinon or insect growth regulators protect for 6-16 weeks depending on product
Daily inspection of all sheep during the strike season (April-October) enables early case detection and treatment
Tail scoring and dag removal reduce strike risk by eliminating attractants from the perineal area

Welfare Considerations

This topic carries significant welfare implications. Evidence-based management and timely veterinary care can substantially improve outcomes for the animals involved.

What You Can Do

Consult your veterinarian or a specialist for guidance specific to your situation
Follow evidence-based management protocols and best practice guidelines
Monitor animals closely and intervene promptly when welfare concerns arise
Stay updated with current research, legislation, and industry standards
Share knowledge with others to improve welfare outcomes across the sector