Increased yearling weight as a proportion of 21-month weight was associated with increased milk production in dairy heifers

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Title

Increased yearling weight as a proportion of 21-month weight was associated with increased milk production in dairy heifers

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Description

Aims: To examine the relationship between liveweight (LWT) at 12 months as a proportion of LWT at 21 months of age (LWT(12/21)%) and first lactation and cumulative 3-year milk production in dairy heifers in New Zealand. Methods: Liveweight and milk production records were obtained for dairy heifers born from June to December (spring-calving season) between 2006–2007 and 2013–2014 dairy seasons; production records included first lactation (n = 140,113) and cumulative 3-year (n = 67,833) milkso...

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Other

Date created

05 Apr, 2020

Creator

RC Handcock / N Lopez-Villalobos / LR McNaughton / PJ Back / GR Edwards / RE Hickson

URL

https://figshare.com/articles/journal_contribution/Increased_yearling_weight_as_a_proportion_of_2...

Related subjects

Growth / dairy heifer / milk production / live weight / cumulative yield / Medicine / Biotechnology / Environmental Sciences not elsewhere classified / Ecology / Immunology / Biological Sciences not elsewhere classified / Developmental Biology / Science Policy / Computational Biology

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