Table 1.

Extrapolation of metabolism data from certain species/categories to physiologically related species

From	To physiologically related species
Chickens for fattening	Other poultry for fattening (e.g. turkeys, ducks, geese, pheasants, quail, guinea fowl, ostrich)
Laying hens	Other birds kept for egg production (e.g. ducks, geese, pheasants, quail, ostrich)
Pigs	Other Suidae
Calves or cattle	Other growing ruminants (e.g. sheep, goat, buffalo) at the corresponding developmental stage
Dairy cows	Other dairy ruminants (e.g. goat, sheep, buffalo)
Salmon or trout	Other fish