Can a bailiff take livestock?

Yes

Circumstances in which the enforcement agent may not take control of goods on a highway includes taking control of livestock.^[1]

"livestock" includes cattle, sheep, pigs, horses and poultry.^[2]

If the bailiff takes control of livestock from private land such as a farm, he is liable for their care.^[3][4]

Bailiffs may not take control of domestic pets, which includes assistance dogs (including guide dogs, hearing dogs and dogs for disabled persons), sheep dogs and guard dogs.^[5]

If the bailiff is enforcing a warrant of control or a High Court writ of control against a farmer, then the creditor must make a search at least three days beforehand, at the Land Registry as to the existence of any charge registered against the debtor under the Agricultural Credits Act 1928 and give the bailiff an official certificate.^[6]

^{[1] Regulation 11 of the Taking Control of Goods Regulations 2013
[2] Regulation 11(2)(c) of the Taking Control of Goods Regulations 2013
[3] Paragraph 35 of Schedule 12 of the Tribunals, Courts and Enforcement Act 2007
[4] Regulation 34 of the Taking Control of Goods Regulations 2013
[5] Regulation 4(1)(c) of the Taking Control of Goods Regulations 2013
[6] Civil Procedure Rule 83.21}