No. 25 (2000): Proceedings of the 2000 Interbull meeting

Articles

• Preface

  U Emanuelson

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• Preliminary report on international dairy sire evaluation using individual performance records

  K Weigel, R Rekaya, F Fikse, N Zwald, D Gianola

  3

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• Guernsey international genetic evaluation using performance records: Preliminary report

  F Fikse, R Rekaya, K Weigel

  8

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• Options to evaluate sires for multiple traits in multiple countries

  P G Sullivan

  13

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• Investigation of an alternative approach to international evaluations

  P M VanRaden, R L Powell, U Emanuelson

  18

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• Well-connected, informative sub-sets of data

  H Jorjani

  22

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• Data structure and connectedness issues in international dairy sire evaluations

  K Weigel, R Rekaya, F Fikse, N Zwald, D Gianola

  26

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• The effect of selection and data structure in national and international evaluation: A simulation study

  F Canavesi

  31

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• Phantom groups and equivalence between daughter yield deviations and deregressed proofs as critical elements in MACE international evaluation

  F Canavesi, A B Samoré

  35

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• Genotype by environment interaction in Nordic dairy cattle studied by use of reaction norms

  E Strandberg, R Kolmodin, P Madsen, J Jensen, H Jorjani

  41

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• Reduced rank estimation of (co)-variance components for international evaluation using AI-REML

  P Madsen, J Jensen, T Mark

  46

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• Blending Interbull breeding values into national evaluations - a new approach

  H Täubert, H Simianer, K Karras

  53

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• Impact of second country proofs on genetic evaluations

  F Miglior, B J Van Doormaal

  57

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• Effect of recent changes in the genetic evaluation of dairy cattle production traits in Ireland

  V E Olori, D Murphy, A Harbers, G de Jong

  60

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• Partitioning estimated breeding values in animal models

  G J Kistemaker

  65

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• Trends in sire variance estimates by birth year

  B J Van Doormaal, F Miglior

  70

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• Estimating parameters of a random regression test day model for first three lactation milk production traits using the covariance function approach

  Z Liu, F Reinhardt, R Reents

  74

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• Multiple-trait random regression test-day model for all lactations

  M Lidauer, E A Mäntysaari, I Strandén, J Pösö

  81

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• Efficiency of test day models in genetic evaluation with part lactation information

  R A Mrode, G Swanson, C M Lindberg

  87

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• Reliabilities in the Canadian test day model

  G J Kistemaker

  92

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• Comparison of different test-day models for genetic evaluation of Italian Brown dairy cattle

  R Dal Zotto

  95

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• European linear type traits harmonisation in Brown Swiss dairy cattle

  E Santus

  101

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• Jersey MACE for conformation

  B Klei, T Lawlor

  104

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• Multitrait genetic evaluation of Jersey type with integrated accounting for heterogeneous (co)variances

  N Gengler, T Dusseldorf, G R Wiggans, J R Wright, T Druet

  108

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• Estimation of genetic parameters for persistency of milk production in dairy cattle

  R van der Linde, A Groen, G de Jong

  113

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• Genetic parameters for stillbirth in the Netherlands

  A Harbers, L Segeren, G de Jong

  117

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• Calving ease evaluation of French dairy bulls with a heteroskedastic threshold model with direct and maternal effects

  V Ducrocq

  123

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• Stillbirths and dystocia in first and second parities in Swedish Holstein cattle

  L Steinbock, K Johansson, A Näsholm, B Berglund, J Philipsson

  131

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• Genetic evaluation for functional traits in Norway

  M Svendsen, I Ranberg

  135

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• Analysis of management traits in the New Zealand dairy cattle population

  A M Winkelman, B L Harris, W A Montgomerie

  139

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• National genetic evaluation of udder health and other health traits in Denmark

  U Sander Nielsen, G P Aamand, T Mark

  143

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• Somatic cell count - recording and evaluation

  G Sender, D Krencik

  151

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• Feasibility of international genetic evaluations of dairy sires for somatic cell count and clinical mastitis

  T Mark, W F Fikse, A Sigurdsson, J Philipsson

  154

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• List of participants

  U Emanuelson

  163

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