The GAP label program offers 6 levels of certification primarily for animal welfare. Animals are also not fed drugs on a routine basis at all levels. There is a big difference between GAP 1 and GAP 5+. With GAP 3 builds pigs have enrichment like outdoor access to pens and sprinklers or wallows when it is hot.
For explanations of some of these technical terms, like “rotational grazing” or “sewage sludge fertilizers,” please visit our glossary.