Skip to main content

Table 1 Ingredients and nutrient composition of diets fed to during prepartum and early lactation

From: Prepartum dietary energy intake alters adipose tissue transcriptome profiles during the periparturient period in Holstein dairy cows

Item

Prepartuma

Lactation

CTR

OVR

Ingredient, % of DM

 Corn silage

35.5

35.8

30.5

 Alfalfa silage

 

13.3

18.6

 Alfalfa hay

17.2

9.5

2.0

 Wheat straw, chopped

31.8

  

 Cottonseed

 

5.1

9.5

 Corn grain, ground

3.6

17.9

20.7

 Soybean meal, 48% CP

5.1

6.6

6.0

 Soybean meal, expeller

4.1

 

4.0

 Soy hulls

 

10.4

3.0

 Wheat middlings

  

3.0

 Vitamin and mineral mixb

0.3

0.3

0.3

 Salt

0.3

0.2

0.2

 Dicalcium phosphate

0.1

0.1

0.1

 Sodium bicarbonate

  

0.9

 Limestone

0.8

 

1.0

 Magnesium oxide

  

0.1

 Magnesium sulfate

0.3

0.2

0.1

 Vitamin Ac

0.1

0.1

0.1

 Vitamin Dd

0.1

0.1

0.1

 Vitamin Ee

0.2

0.1

0.1

 Urea

0.9

0.2

 

Nutrient contentf

 % DM

54.1

53.2

53.3

 CP, % of DM

14.2

15.0

17.1

 ADF, % of DM

24.7

26.5

23.0

 NDF, % of DM

51.9

38.6

35.4

 NEL, Mcal/kg of DM

1.21

1.63

1.69

  1. aDiets were fed to cows from −42 d relative to expected parturition to parturition
  2. bContained a minimum of 5.0% Mg, 10.0% S, 7.5% K, 2.0% Fe, 3.0% Zn, 3.0% Mn, 5,000 mg/kg Cu, 250 mg/kg I, 40 mg/kg Co, 150 mg/kg Se, 2,200,000 IU/kg of vitamin A, 660,000 IU/kg of vitamin D3, and 22,000 IU/kg of vitamin E
  3. cContained 30,000 kIU/kg
  4. dContained 5,009 kIU/kg
  5. eContained 44,000 IU/kg
  6. fNutrient composition based on 4-week feed ingredient composites
Back to article page

Journal of Animal Science and Biotechnology

ISSN: 2049-1891