Division 2.3.2.1

Criteria for the selection of targeted sample

Farms for on farm sampling can be chosen using local knowledge or any other relevant information such as type of fattening system, breed and sex of animal. The inspector then makes an assessment of all the stock on the farm to select those animals to be sampled. In making this assessment the following criteria should be applied inter alia:

• indication of use of pharmacological active substances,

• secondary sexual characteristics,

• behavioural changes,

• the same level of development in a group of animals of different breed/categories,

• animals with good conformation and little fat.