Effects of TNF receptor blockade on in vitro cell survival and response to negative energy balance in dairy cattle

Table 1 Ingredient and nutrient composition and intake of adaptation and restricted diets fed to non-pregnant non-lactating Holstein cows in experiment 3

Item	Adaptation phase	Restriction phase
Ingredient composition, % of DM
Corn silage	31.8	14.6
Alfalfa hay	31.6	17.1
Prairie hay	31.6	52.1
Grain mix^a	4.95	15.1
Salt		1.01
Nutrient composition
Dry matter, % as fed^b	50.4	49.9
Crude protein, % DM	13.6	11.9
Neutral detergent fiber, % DM	45.9	49.1
Amount provided
kg DM/d	10.7	3.46 ± 0.20
Mcal NE_L/d	16.0	4.8 ± 0.3

^aGrain mix contained 75% dry-rolled corn grain, 15% dicalcium phosphate, 4.5% sodium bicarbonate, 4.0% vitamin E premix (44 IU/g), 0.76% trace mineral salt, 0.42% vitamin A premix (30 kIU/g), 0.12% vitamin D premix (30 kIU/g), and 0.076% selenium premix (600 ppm)
^bWater was added to both TMR diets to reduce the DM content to 50%

ISSN: 2049-1891