Table 3.

Feed intake of Holstein nursing bull calves fed nonmedicated milk replacer only (CON; n = 7), nonmedicated milk replacer supplemented with 3% menhaden fish oil (FAT; n = 8), or nonmedicated milk replacer isoenergetically supplemented with corn starch (CHO; n = 8)

	Treatments				P2
Item1	CON	CHO	FAT	SEM2	Treatment
Dry matter intake
DMImr, kg	3.06	2.82	3.01	0.14	0.475
DMImr/BW, kg/kg	0.02	0.02	0.02	0.00	0.475
DMImr/ADG, kg/kg	1.88	1.76	1.73	0.04	0.080
DMIbg, kg	0.11	0.11	0.10	0.00	0.644
MRI, kg	17.61	16.23	17.30	0.81	0.475
MRI/BW, kg/kg	0.12	0.11	0.12	0.01	0.475
MRI/ADG, kg/kg	10.79	10.14	9.93	0.25	0.080
DMI, kg	4.05	3.79	3.94	0.15	0.490
DMI/BW, kg/kg	0.03	0.03	0.03	0.00	0.490
DMI/ADG, kg/kg	2.48a	2.38ab	2.27b	0.05	0.033
Nutrient Intake, kg/day
DMI	3.16	2.92	3.1	0.14	0.476
OM	2.78	2.57	2.73	0.13	0.475
CP	0.65	0.6	0.64	0.03	0.475
EE	0.48b	0.44b	0.56a	0.02	0.007
NFC	1.61	1.67	1.58	0.08	0.671
TDN	2.9	2.8	3.1	0.16	0.217
ADF, g/day	10.2	9.9	10	0.20	0.703
NDFap, g/day	11.5	12.1	11.3	0.66	0.641
NDFi, g/day	0.4	0.4	0.4	0.03	0.614

¹ADF = acid detergent fiber; CP = crude protein; DMI/BW = DMI relative to BW; DMI/ADG = DMI relative to the ADG; DMIbg = DMI of brewers’ grains; DMImr = milk replacer DMI; DMImr/BW = DMImr relative to body weight; DMImr/ADG = DMImr relative to the average daily gain (ADG); EE = crude fat; MRI = nonmedicated milk replacer intake; MRI/ADG = MRI relative to ADG; MRI/BW = MRI relative to BW; NDF_ap = neutral detergent fiber assayed with heat stable amylase and expressed exclusive of residual ash and residual CP; NDFi = indigestible neutral detergent fiber; ME_i= metabolizable energy intake; NEim = net energy for maintenance intake; NE_ig = net energy for gain intake; NFC = nonfibrous carbohydrate; OM = organic matter; TDN = total digestible nutrients.

²Standard error of the mean.

³P-value, <0.1 = trend; <0.05 = significant.

^a,bMeans within row without common superscript differ (P ≤ 0.05).