Table 3. Best fitting predictions of ten quality traits on beef longissimus dorsi using image technology

Variable	n	r2C	RMSEC	r2P	RMSEP
L*	45	0.73	2.09	0.69	2.23
a*	45	0.47	1.52	0.34	1.69
b*	40	0.21	2.02	0.01	2.36
pH	45	0.59	0.07	0.52	0.08
DL	45	0.67	0.34	0.6	0.37
DM	45	0.37	1.77	0.26	1.93
Moisture	45	0.37	1.77	0.26	1.93
CP	45	0.53	1.83	0.43	2.00
Ash	45	0.56	0.14	0.45	0.15
POV	45	0.22	0.3	0.06	0.33

DL, drip loss; DM, dry matter; CP, crude protein; POV, per-oxide value; n, number of samples; r²_C, coefficient of determination of calibration; RMSE_C, root mean square error of calibration; r²_P, coefficient of determination of prediction; RMSE_P, root mean square error of prediction.