Journal of Animal Science and Biotechnology

Table 1 Ingredients and nutrients composition of the conventional diet (CON) and the high-concentrate diet (HC)

From: Coordinated response of milk bacterial and metabolic profiles to subacute ruminal acidosis in lactating dairy cows

Item	CON	HC
Ingredients, % of DM
Corn grain	19.40	24.92
Soybean	13.50	13.48
Barley	–	12.00
DDGS^a	3.80	5.91
CaCO₃	0.80	1.48
Ca(HCO₃)₂	1.10	0.92
NaCl	0.40	0.37
Premix^b	1.00	0.92
Corn silage	12.00	6.00
American alfalfa hay	24.00	17.00
Australian oaten hay	24.00	17.00
Nutrients composition
DM, %	46.77	48.03
CP, % of DM	16.16	16.12
Crude fat, % of DM	3.05	3.05
NDF, % of DM	36.14	29.92
NFC^c, % of DM	38.68	46.04
Starch, % of DM	17.96	27.82
Ash, % of DM	5.97	4.87
Ca, % of DM	1.14	1.18
P, % of DM	0.52	0.51
NE_L^d, Mcal/kg of DM	1.57	1.64
NFC/NDF	0.93	1.54

^aDried distillers grains with solubles
^bPremix contained the following ingredients per kilogram of diet: vitamin A, 45,000 KIU/kg; vitamin D₃, 10,000 KIU/kg; vitamin E, 75 KIU/kg; vitamin K₃, 10,000 mg/kg; Mn, 25,385 mg/kg; Zn, 44,769 mg/kg; Cu, 10,240 mg/kg; and Fe, 36,325 mg/kg
^cNFC = 100 – (%NDF + %CP + %ether extract + %ash)
^dCalculated based on Ministry of P. R. China recommendations [15]

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ISSN: 2049-1891

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