Skip to main content

Advertisement

Table 1 Ingredient and chemical composition of basal diets used in the experiment

From: Effects of Saccharomyces cerevisiae fermentation products on performance and rumen fermentation and microbiota in dairy cows fed a diet containing low quality forage

Items Contents
Ingredient, g/kg DM  
 Corn silagea 173
 Chinese ryegrassa 70
 Corn stover (pelletized)a 150
 Ground corn 148
 Steam-flaked corn 74
 Barley 49
 Soybean meal 123
 Cottonseed meal 49
 Beet pulp 85
 Brewer’s grains 28
 Calcium Carbonate 2
 Premixb 49
Chemical composition, g/kg DM  
 OM 925
 CP 149
 NDF 415
 ADF 246
 Non-fibrous carbohydrates (NFC)c 346
 Ca 6.8
 P 4.6
 NEL d, Mcal/kg DM 1.57
  1. aChemical compositions (% of DM) of forages are as follows (n = 5): corn silage: OM 94.7, CP 8.1, NDF 69.5, ADF 34.0, and NFC 14.6; Chinese ryegrass: OM 92.3, CP 7.72, NDF 67.5, ADF 42.6, and NFC 16.5; corn stover (pelletized): OM 90.0, CP 6.0, NDF 56.8, ADF 26.7, and NFC 28.8
  2. bFormulated to provide (DM basis): 1% CP, 15% ether extracts, 6% crude fiber, 7% Ca, 1.3% P, 10% salt, 3% Mg, 1.5% K, 1% Met, 260 mg/kg Cu, 260 mg/kg Fe, 1,375 mg/kg Zn, 500 mg/kg Mn, 112,000 IU/kg vitamin A, 29,500 IU/kg vitamin D3, and 700 IU/kg vitamin E
  3. cNFC = 100 - %NDF - %CP - %EE - %ash
  4. dNet energy for lactation, calculated based on Ministry of Agriculture of P.R. China recommendations [10]