Table 3. Simple regression analysis of carcass weights and production of each primal cut measured by the VCS2000 in gilts and barrows

Items	Linear regression slope		Intercept		Coefficient of determination (R2)
	Gilts1)	Barrows	Gilts	Barrows	Gilts	Barrows
Shoulder blade	12.86	12.78	12.74	12.46	0.8551	0.8609
Loin	6.85	6.64	17.82	19.38	0.8820	0.8815
Belly	3.35	3.47	26.34	27.18	0.8496	0.8487
Shoulder picnic	6.43	6.42	13.84	17.10	0.9137	0.9089
Ham	3.53	3.66	18.57	16.37	0.7699	0.7901

Gilts, 17,602 pigs; barrows, 16,579 pigs.