No. 21 (1999): Proceedings international workshop on EU concerted action Genetic Improvement of Functional Traits in Cattle (GIFT)

Articles

• Preface

  A F Groen

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• Application of survival analysis in breeding for longevity

  N Vukasinovic

  3

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• The survival kit: a tool for analysis of survival data

  J Sölkner, V Ducrocq

  11

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• Genetic analysis of longevity data in the UK: present practice and considerations for the future

  P Visscher, R Thompson, H Yazdi, W G Hill, S Brotherstone

  16

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• Genetic evaluation of herd life in Canada: current status and future outlook

  P J Boettcher, L K Jairath, J C.M. Dekkers

  23

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• Discussion of heritability of survival traits

  I R Korsgaard, A H Andersen, J Jensen

  31

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• Survival analysis using random regression models

  R F Veerkamp, S Brotherstone, T Meuwissen

  36

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• Extension of survival analysis models to discrete measures of longevity

  V Ducrocq

  41

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• A comparison of two survival analysis methods with the number of lactations as a discrete time variate

  M H Yazdi, R Thompson, V Ducrocq, P Visscher

  48

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• Genetic evaluation for length of productive life of Holstein cattle in Germany

  E Pasman, F Reinhardt

  55

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• Two years of experience with the French genetic evaluation of dairy bulls on production-adjusted longevity of their daughters

  V Ducrocq

  60

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• Breeding value for functional longevity in the Netherlands

  G de Jong, A R Vollema, S van der Beek, A Harbers

  68

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• Genetic evaluation of longevity in Italian Brown cattle breed

  M Cassandro, S Ghiroldi, A Bagnato, L Gallo, P Carnier, E Santus

  73

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• Genetic analysis of cow survival in the Israeli dairy cattle population

  P Settar, J I Weller

  82

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• Relationship between type traits and longevity in Austrian Symmental cattle

  J Sölkner, R Petschina

  91

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• Phenotypic relationship between type and longevity in the Holstein breed

  H Larroque, V Ducrocq

  96

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• Analysis of survival in dairy cows using supplementary data on type scores and housing systems

  A Bünger, H H Swalve

  104

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• Effects of type traits on functional herd life in Holstein cows

  M Schneider, H G Monardes, R I Cue

  111

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• Genetic relationships between type composites and length of productive life of Black-and-White Holstein cattle in Germany

  E Pasman, F Reinhardt

  117

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• Improved genetic evaluation of survival using MACE to combine direct and correlated information from yield and functional traits

  T Druet, J Sölkner, A F Groen, N Gengler

  122

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• An indirect approach for the estimation of genetic correlations between longevity and other traits

  H Larroque, V Ducrocq

  128

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• Effect of health disorders on culling in dairy cows: a review and critical discussion

  F Beaudeau, H Seegers, V Ducrocq, C Fourichon

  139

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• Genetic parameters of functional and fertility-determined length of productive life in Swedish dairy cattle

  E Strandberg, A Roth

  152

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• Genetic variation in functional longevity and its relation to mastitis resistance in Danish Holstein

  J Jensen, I R Korsgaard, H J Neerhof, A Vollema, P Madsen, V Ducrocq

  161

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• Estimation of lifespan breeding values in the UK and their relationship with health and fertility traits

  J E Pryce, S Brotherstone

  166

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• Genetic variation in disease traits and their relationships with survival in Danish dairy cattle

  U Sander Nielsen, G A Pedersen, J Pedersen, J Jensen

  170

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• Topics that may deserve further attention in survival analysis applied to dairy cattle breeding: some suggestions

  V Ducrocq

  181

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• Overview of longevity evaluations in Interbull countries

  A F Groen

  191

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• List of participants

  A F Groen

  195

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• GIFT annual report 1998

  A F Groen

  199

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