You will want to be aware of the information that has been posted on Defra's website today regarding the above:

http://www.defra.gov.uk/foodfarm/farmanimal/diseases/atoz/eia/index.htm


The relevant information, plus links to where further advice and guidance can be found on Defra’s site, including comprehensive Q&As, have been added to the BEF site here:

http://www.bef.co.uk/Content.asp?PageID=552