At the slaughter line we selected the same numbers of carcasses
fromthree classes of conformation in the EUROP system(S, E, U; 20 carcasses
each) with a similar warm weight (90 ± 5 kg). The EUROP system
classifies carcasses according to their lean meat content: S N 60%,
E in the range of 55–60%, and U ranging from 50 to 54.9%.
At the slaughter line, 35 min after stunning the pigs (Butina CO2 gas
stunning system, type Combi 34, Denmark), temperature and pH were