Table 7. Effect of dietary illite supplementation on carcass grade in growing - finishing pig

Items CON1) IL SEM p-value
Back fat thickness (mm) 19.2 19.5 0.9 0.574
Carcass weight (kg) 87.7 86.8 0.4 0.447
Carcass grade
 1+ 21 22 - -
 1 38 41 - -
 2 16 12 - -
CON, basal diet; IL, 0.5% illite.