Nitrogen isotopic discrimination as a biomarker of between-cow variation in the efficiency of nitrogen utilization for milk production: A meta-analysis
Martin Correa‐Luna, Marianne Johansen, Pierre Nozière, Céline Chantelauze, S.M. Nasrollahi, Peter Lund, Mogens Larsen, A.R. Bayat, L.A. Crompton, C.K. Reynolds, Éric Froidmont, Nadège Edouard, R.J. Dewhurst, Lahlou Bahloul, Cécile Martin, Gonzalo Cantalapiedra-Hijar
Abstract
N to differentiate within-CG the top 25% from the lowest 25% individuals in terms of MNE was significant, indicating that it is possible to distinguish extreme animals in terms of MNE from their N isotopic signature, which could be useful to group animals for precision feeding.
Topics & Concepts
RepeatabilityAnimal scienceIsotopes of nitrogenδ15NDairy cattleBiologyNitrogenChemistryStable isotope ratioMathematicsδ13CStatisticsPhysicsQuantum mechanicsOrganic chemistryRuminant Nutrition and Digestive PhysiologyGenetic and phenotypic traits in livestockIsotope Analysis in Ecology