If you suspect a notifiable animal disease you must report it immediately by calling the Defra Rural Services Helpline on 03000 200 301.
Failure to do so is an offence, for a list of notifiablle diseases in animals, go to the collection of guides to notifiable diseases in animals, including what happens if a disease is suspected or confirmed. (external website)
Suffolk County Council Trading Standards are responsible for the enforcement of legislation regarding the Welfare of Animals on farms and whilst they are being transported.
They have a key role to play in the event of an Animal Health Disease Outbreak and have contingency plans in place for dealing with these.