Table 5.

Effect of different fat sources and VE supplementation levels on cumulative growth performance¹ of pigs from 28 to 150 kg

Fat source	TW				DCO				SEM	P-value
VE (ATA), ppm	11	40	100	200	11	40	100	200		VE2		Fat
										L	Q
ADG, kg/d
Phase 1	1.13	1.01	1.12	1.11	1.07	1.07	1.05	1.18	0.033	0.04	–	–
Phases 1–2	1.14	1.07	1.15	1.11	1.06	1.09	1.08	1.19	0.035	0.06	–	–
Phases 1–3	1.12	1.07	1.15	1.11	1.05	1.08	1.09	1.20	0.031	<0.01	–	–I
Phases 1–4	1.04	1.05	1.10	1.05	1.00	1.07	1.08	1.19	0.033	<0.01	–	–I
Phase s1–5	1.00	1.02	1.02	1.00	0.96	1.03	1.03	1.14	0.037	0.02	–	–
Average feed intake, kg/d
Phase 1	2.15	2.08	2.20	2.13	2.05	2.07	2.12	2.32	0.070	0.03	–	–
Phases 1–2	2.33	2.28	2.42	2.28	2.25	2.28	2.35	2.50	0.072	0.06	–	–
Phases 1–3	2.50	2.40	2.61	2.45	2.40	2.44	2.51	2.70	0.062	<0.01	–	–I
Phases 1–4	2.51	2.55	2.73	2.53	2.50	2.58	2.65	2.82	0.060	<0.01	0.08	–I
Phases 1–5	2.62	2.63	2.75	2.58	2.60	2.68	2.73	2.91	0.058	<0.01	–	0.10
Gain/Feed
Phase 1	0.53	0.49	0.51	0.52	0.52	0.52	0.50	0.51	0.018	–	–	–
Phases 1–2	0.49	0.47	0.48	0.49	0.47	0.48	0.46	0.48	0.015	–	–	–
Phases 1–3	0.45	0.45	0.45	0.45	0.44	0.44	0.44	0.45	0.012	–	–	–
Phases 1–4	0.41	0.41	0.41	0.42	0.40	0.42	0.41	0.42	0.010	–	–	–
Phases 1–5	0.38	0.39	0.37	0.39	0.37	0.38	0.38	0.39	0.009	–	–	–

¹Values are the average of six replicates. P-value greater than 0.10 was replaced with “–”.

²Linear (L) and quadratic (Q) responses based on dietary VE levels. ^I Interaction between fat and dietary VE level, P < 0.05.

ATA, α-tocopheryl-acetate.