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Table 9 Ration composition of the experimental diet

From: RNA-Seq transcriptomics and pathway analyses reveal potential regulatory genes and molecular mechanisms in high- and low-residual feed intake in Nordic dairy cattle

Item Low Concentrate High Concentrate
Forage:Concentrate 68:32 39:61
Grass/clover silage (g/kg DM) 684 391
Barley (g/kg DM) 189 377
Rapeseed cake (g/kg DM) 25.7 51.4
Soybean meal (g/kg DM) 85.7 171
Urea (g/kg DM) 4.7 2.7
Mineral premix (g/kg DM) 9.3 5.3
Vitamin premix(g/kg DM) 2.1 1.2
Gross energy (MJ/kg DM) 18.7 19.2
DM (g/kg) 513 620
Ash (g/kg DM) 72.0 57.3
Crude protein (g/kg DM) 170 204
Crude fat (g/kg DM) 31.8 33.6
Starch (g/kg DM) 105 218
Crude fiber (g/kg DM) 179 127
NDF (g/kg DM) 335 271
iNDF (g/kg DM) 45.3 41.8
  1. DM = Dry Matter; NDF = Neutral Detergent Fiber; iNDF = indigestible Neutral Detergent Fiber