Connor, E E Use of residual feed intake in Holsteins during early lactation shows potential to improve feed efficiency through genetic selection. [electronic resource] - Journal of animal science Aug 2013 - 3978-88 p. digital Publication Type: Journal Article ISSN: 1525-3163 Standard No.: 10.2527/jas.2012-5977 doi Subjects--Topical Terms: Animal Feed--analysisAnimalsBreedingCattleDiet--veterinaryEating--geneticsFemaleLactation--physiologyParityPregnancySelection, Genetic