Table 3.

Descriptions of the four broiler and laying hen husbandry systems.

Husbandry system	Description
Broilers
Conventional	free-range on litter, age at slaughter 42 days
Conventional plus	free-range on litter, a little more space, enrichment, age at slaughter 56 days
Free-range outdoor	free-range on litter, more space, enrichment, outdoor access, age at slaughter 56 days
Organic	free-range on litter, more space, enrichment, outdoor access, organic feed, age at slaughter 70 days
Laying hens
Colony cages	cages for groups of 80 hens, littered area, nests, perches
Indoor non-cage	free-range on litter and/or multi-tiered, with nests, perches, a little more space
Free-range outdoor	free-range on litter and/or multi-tiered, with nests, perches, more space, outdoor access
Organic	free-range on litter and/or multi-tiered with nests, perches, more space, outdoor access, beaks are not treated, organic feed