Table 4.

Body composition of cattle in EHN and RG groups¹

	Weight			Ratio, %
	EHN	RG	P-value	EHN	RG	P-value
Half-carcass weight2, g	147,240	130,336	0.028	―	―	―
Muscle3, g
Total muscle (18 muscles with all other muscles)	86,795	79,574	0.065	―	―	―
Tensor fasciae latae	1,019	1,007	0.914	1.17	1.26	0.384
Biceps femoris	6,047	5,619	0.186	6.96	7.06	0.445
Gluteus medius	3,163	2,914	0.148	3.64	3.66	0.877
Vastus lateralis	2,133	1,918	0.147	2.46	2.41	0.730
Rectus femoris	1,828	1,677	0.221	2.11	2.10	0.987
Semitendinosus	1,799	1,844	0.691	2.07	2.32	0.019
Semimembranosus	4,140	3,685	0.036	4.77	4.63	0.170
Adductor	1,484	1,363	0.157	1.71	1.71	0.988
Psoas major	1,599	1,503	0.161	1.85	1.89	0.634
Latissmus dorsi	1,614	1,569	0.634	1.86	1.97	0.118
Trapezius	7,97	800	0.980	0.93	1.00	0.635
Longissimus thoracis	5,575	5,095	0.178	6.43	6.39	0.899
Spinalis et semispinalis  thoracis et cervicis	874	708	0.055	1.01	0.89	0.196
Infraspinatus	2,081	1,798	0.024	2.39	2.26	0.125
Supuraspinatus	1,424	1,254	0.019	1.64	1.58	0.158
Serratus ventralis cervicis	2,967	2,642	0.032	3.42	3.32	0.209
Serratus ventralis thoracis	901	674	0.027	1.04	0.84	0.041
Semispinalis capitis	1,401	1,374	0.797	1.62	1.72	0.352
Fat, g
Total fat	34,715	26,385	0.025	―	―	―
Subcutaneous fat	14,464	9,473	0.008	41.6	35.8	0.025
Intermuscular fat	13,872	12,109	0.256	40.0	45.9	0.014
Thoracic cavity fat	615	554	0.805	1.75	2.12	0.598
Visceral cavity fat	1,309	1,830	0.092	3.78	6.94	0.003
Perirenal fat	4,455	2,419	0.002	12.82	9.23	0.006
Bone, g
Total bone	22,975	21,675	0.244	―	―	―
Vertebrae cervicales	1,517	1,494	0.813	6.60	6.93	0.191
Vertebrae thoracicae	2,173	2,063	0.643	9.43	9.59	0.859
Vertebrae lumbales	1,194	1,039	0.109	5.20	4.81	0.184
Coastae	4,345	4,004	0.134	18.94	19.02	0.852
Scapula	1,259	1198	0.303	5.48	5.67	0.209
Humerus	2,121	1,971	0.137	9.24	9.30	0.769
Radius	1,535	1,512	0.785	6.69	6.80	0.358
Ossa carpi	299	279	0.390	1.30	1.29	0.925
Os femoris	2,820	2,637	0.381	12.25	12.63	0.403
Tibia	1,752	1,671	0.375	7.62	7.88	0.079
Patella	186	300	0.399	0.81	1.42	0.356
Os coxae	2,956	2,718	0.105	12.89	12.93	0.925
Others	818	504	0.083	3.56	1.73	0.066
Bone mineral density4,g/cm2	0.701	0.705	0.830	－	－	－

¹EHN, metabolic imprinting group, n = 5. RG, roughage group: n = 5.  ²Left half-carcass.

³Eighteen muscles weight in left half-carcass.

⁴Evaluated from Os femoris. Ratio of each weight to the total weight of half-carcass.