Paragraph 2 Sampling of four-week-old birds etc.
(1)
The following samples are to be taken from each flock of four-week-old birds and each flock two weeks before it comes into lay or moves to the laying phase or laying unit—
(a)
a minimum of two pairs of boot swabs; or
(b)
a composite faeces sample.
(2)
In this paragraph, “a composite faeces sample” means a sample of faeces consisting of a number of individual samples calculated in accordance with the following Table, each of which weighs not less than 1 gram and is taken from a site selected at random to represent the building or group of buildings on the holding from which it is taken.
Table
The number of sites from which separate faeces samples are to be taken in order to make a composite sample are as follows—
| Number of birds kept in a building | Number of faeces samples to be taken in the building |
|---|---|
| 1-24 | Number equal to the number of birds, up to a maximum of 20 |
| 25-29 | 20 |
| 30-39 | 25 |
| 40-49 | 30 |
| 50-59 | 35 |
| 60-89 | 40 |
| 90-199 | 50 |
| 200-499 | 55 |
| 500 or more | 60 |