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Schmallenberg virus affects cattle, sheep and goats.

First published:
19 November 2018
Last updated:

It is not a notifiable disease. 

Suspicion and confirmation

Contact your local Animal and Plant Health Agency (APHA) office immediately on 0300 303 8268 if you suspect Schmallenberg virus.

APHA vets will investigate suspected cases.

Clinical signs

The following clinical signs may be present (in cattle):

  • fever
  • reduction in milk yield
  • diarrhoea
  • birth defects

Transmission and prevention

Schmallenberg virus is spread by infected biting insects, most likely midges.  These insects could continue to spread the disease in the UK through autumn and winter.

A vaccine against Schmallenberg virus is now available for use across the UK. Contact your vet for more information.