No. 61 (2025): Proceedings of the 2025 Interbull Meeting

Articles

• Interbull Portfolio: Expansion of Traits

  Anahit Nazari, Valentina Palucci

  1-9

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• Genomic Evaluation for Calf Health in Canada

  Janusz Jamrozik, Colin Lynch, Peter Sullivan, Allison Fleming

  10-15

  • pdf

• Genomic predictions for dairy calf health traits

  Michelle Axford, Jennie E Pryce, Majid Khansefid, Amanda J Chamberlain

  16-21

  • pdf

• Update of genetic parameters and inclusion of Swedish and Finnish β-hydroxybutyrate and acetone measurements to the Nordic General Health evaluation model

  A. A. Kudinov, W.F. Fikse, E. Rius-Vilarrasa, S. Nyman, U. Nielsen, J. Pösö, G.P. Aamand

  22-28

  • pdf

• Genetic evaluation of twinning rate in Italian Holstein

  Ferdinando Galluzzo, Giulio Visentin, Johannes Baptist Cornelis Henricus Maria van Kaam, Raffaella Finocchiaro, Maurizio Marusi, Martino Cassandro

  29-34

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• Genetic correlation: a heritable parameter

  Beatriz Castro-Dias-Cuyabano

  35 - 42

  • pdf

• Implementation of single-step genetic evaluation in Poland

  Katarzyna Stachowicz, Marcin Pszczola, Sebastian Mucha, Magdalena Graczyk-Bogdanowicz, Wojciech Jagusiak, Tomasz Suchocki, Simone Savoia, Luna Zhang, Katarzyna Rzewuska, Krzysztof Baczkiewicz, Weronika Bola, Kacper Zukowski, Monika Skarwecka

  43 - 47

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• Implementation of a Single-Step genomic evaluation system for dairy cattle in Wallonia, Belgium

  Sylvie Vanderick, Katrien Wijnrocx, Jeremie Vandenplas, Alain Gillon, Nicolas Gengler

  48-56

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• Introduction of single-step genomic evaluations in German Holsteins

  Zengting Liu, Hatem Alkhoder, Leen Polman, Reinhard Reents, Johannes Heise

  57 - 65

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• Transition of the UK dairy national evaluation to across-breed and single-step genomic evaluation: somatic cell counts as a case trait

  Samir Id-Lahoucine, Raphael Mrode, Marco Winters, Mike Coffey

  66-70

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• One Moo-ve Closer: Single-Step Genomic Predictions for Crossbred Holstein and Jersey Cattle Using Metafounders

  Issabelle Ampofo, Giovana Vargas, Dianelys Gonzalez-Peña, Tiago Luciano Passafaro, Yeni Liliana Bernal Rubio, Leticia Maria Pereira Sanglard, Natascha Vukasinovic, Breno Oliveira Fragomeni

  71-81

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• Single-step genetic evaluation for claw health traits in Switzerland

  Sarah Widmer, Adrien Butty

  82-87

  • pdf

• An optimized single-step SNP BLUP model for calf fitness in German Holstein

  Hatem Alkhoder, Zengting Liu, Leen Polman, Erik Pasman, Johannes Heise, Reinhard Reents

  88-95

  • pdf

• Alternative Approaches to handling of missing parents in genetic evaluation of dairy cattle using single-step test-day SNP-BLUP model

  Dawid Słomian, Kacper Żukowski, Monika Skarwecka, Jeremie Vandenplas, Jan Ten Napel, Joanna Szyda

  96-102

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• Integration of single step DGV in conventional genetic evaluations using DGV-PBLUP

  Herwin Eding, Lotte van Kempen, Mathijs van Pelt, Jérémie Vandenplas

  103-106

  • pdf

• Lazy computation of Residual Polygenic effects

  Andres Legarra, Simone Savoia, Gerald Jansen, Matias Bermann, Daniela Lourenco

  107-109

  • pdf

• Comparing methods for approximating reliabilities in large-scale single-step genomic evaluations

  Hongding Gao, Ismo Strandén, Zengting Liu

  110-116

  • pdf

• Is ‘Farmeromics’ the missing omic?

  Michelle Axford, Jennie E Pryce

  117-122

  • pdf

• Integration of MACE breeding values into Swiss multi-trait test-day model evaluation

  Patrick Stratz , Minna Koivula, Martin H. Lidauer, Adrien M. Butty, Urs Schnyder, Timo J. Pitkänen

  123-128

  • pdf

• Genetic and genomic relationships among Canadian Holstein dairy cattle population and international Holstein bulls

  Bayode O. Makanjuola, Christiana Obari, Gabriella Condello, Filippo Miglior, Christian Maltecca, John B. Cole, Flavio S. Schenkel, Christine F. Baes

  129-135

  • pdf

• Improving the Stability of the Test-Day Repeatability Model for Production Traits in Italian Brown Swiss

  Attilio Rossoni, C. Nicoletti, R. Mozafari, E. Santus, M.P.G. Rezende

  136-138

  • pdf

• Foundational Review of U.S. Female Fertility Trait Evaluations

  Taylor M. McWhorter, Jason Graham, Ezequiel Nicolazzi, Paul VanRaden, Gaurav Dutta, Andres Legarra

  139-145

  • pdf

• Female Inclusive MACE for Improved Genetic Evaluations in Small Populations A Special Case for Ayrshire Dairy Herds

  Julius Mugambe, Valentina Palucci, João Dürr, Brian Van Doormaal, Streten Andonov

  146-150

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• Variance components estimation for methane emission in smallholders’ dairy farms

  Alireza Eshani, Selam Meseret, Okeyo Mwai, Raphael Mrode

  151-156

  • pdf

• Quantifying the effective contribution of phenotypic records to genetic evaluations: a case study on enteric methane emissions

  Jeremie Vandenplas, A.E. van Breukelen, B. Gredler-Grandl, R.G. Banks, R.F. Veerkamp

  157-165

  • pdf

• Genomic prediction of methane emissions in Danish Holstein using single step and multi-trait prediction models

  Helen Schneider, Rasmus Bak Stephansen, Martin Bjerring, Peter Løvendahl, Mogens Sandø Lund, Trine Michelle Villumsen

  166-173

  • pdf

• Sustainable dairy breeding: reducing methane emissions in the Netherlands and Flanders

  Gerben de Jong, N. Meijer, L. Zetouni, C.M. Orrett, A. E. van Breukelen, C.I.V Manzanilla-Pech, R. F. Veerkamp

  174-181

  • pdf

• Advancing Genomic Evaluation for Methane Efficiency in Walloon Holstein Cattle towards Implementation

  Yansen Chen, Hadi Atashi, Katrien Wijnrocx, Margaux Vandewalle, Hugo Bérat, Amélie Vanlierde, Frédéric Dehareng, Hélène Soyeurt, Alain Gillon, Nicolas Gengler

  182-188

  • pdf

• Weighted single-step genome-wide association studies for methane intensity in Chinese Holstein cattle

  Yehua Ma, Hailiang Zhang, Ao Wang, Gang Guo, Yachun Wang

  189-196

  • pdf

• Genetic evaluation for longevity of dairy cattle in the Netherlands

  Mathijs van Pelt, Gerben de Jong

  197-202

  • pdf

• Modernizing Canada’s Lifetime Performance Index (LPI)

  Brian Van Doormaal, C. Jaton, H. Sweett, P. G. Sullivan, A. Fleming, F. Miglior, C. M. Richardson

  203-212

  • pdf

• Quantifying the use of and the genetic progress from advanced mating strategies in US dairy herds

  Bailey Basiel, Jason R. Graham, Paul M. VanRaden

  213-219

  • pdf

• Renewed Genetic Evaluation of Heat Tolerance in Italian Holsteins

  Johannes B.C.H.M. van Kaam, Raffaella Finocchiaro, Ferdinando Galluzzo, Maurizio Marusi, Martino Cassandro

  220-223

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• Nordic Genetic Evaluation of Feed Efficiency – Updated Model for Saved Feed in Nordic Dairy Cattle Breeds.

  Rasmus Bak Stephansen, Just Jensen, Bjarke Grove Poulsen, Ulrik Sander Nielsen, Trine Andersen, Elisenda Rius-Vilarrasa, Freddy Fikse, Jukka Pösö, Martin Lidauer, Enyew Negussie, Jan Lassen, Frederik von Unge

  224-230

  • pdf

• The M3GE project: developing beef cattle multi-trait multi-breed multi-country genomic evaluations for sustainability traits and small populations

  Renzo Bonifazi, S. Aivazidou, R.F. Veerkamp, F. Macedo, R. Evans, T. Pabiou, K. Quigley, K. Matthews, H. Bunning, G.M. Tarekegn, M. Cassandro, R. Finocchiaro, J. Layton, R.G.M.F. Damai, A. Quaglia, D. Vicario, L. Degano, M. Piazza, F. Tiezzi, T. Roozen, M. Coffey, M. Burke, J. Vandenplas

  231-241

  • pdf