January 2001 to June 2001: A random sampl
e of bovine animals over 30 months of age,As of 1 July 2001: All bovine animals over 24
months of age In the UK, where all bovine animals over 30
months of age are destroyed under the Over Thirty
Months Scheme (OTMS), BSE testing must be carried out on the following animals slaughtered under that scheme: all bovine animals subject to casualty slaughter, all animals over 42
months of age born after 1 August 1996 and subject to normal slaughter and a random sample of bovine animals born before 1
...[+++] August 1996 and subject to normal slaughter