Table 1. Overview of sampling of pigs from conventional (Con) and organic (Org) herds in abattoirs and/or herds in each country.
| Country | Herds | Animals | Sampling locations | Sampling period | |||
|---|---|---|---|---|---|---|---|
| (number) | (number) | (number) | |||||
| Org | Con | Org | Con | Abattoir | Herd | ||
| Denmark | 25* | 26 | 52 | 52 | 1 | - | October—2012-September 2013 |
| France | 25 | 25 | 50 | 50 | 1 | - | April-October 2012 |
| Sweden | 18 | 18 | 36 | 36 | 4 | - | August 2012-October 2013 |
| Sweden | 18 | 18 | 36 | 36 | - | 36 | August 2012-October 2013 |
| Italy | 25 | 25 | 125 | 125 | - | 50 | November2012- March 2013 |
* one herd was sampled twice, on two different occasions.