Allflex Replacement Cattle Ear Tags - PairReplacement Primary & Secondary Cattle Ear Tags for all cattle in the UK. These are supplied as a large primary and large secondary tag, both with matching herd number and animal number. If you require a single replacement tag, please see our specific single tag replacement option. Make sure you include all of the following: CPH number Herd number Replacement tag herd number Animal number Before ordering please make sure you include all the correct