Performance recording and bull evaluation: Contrasting experiences
Transcript of Performance recording and bull evaluation: Contrasting experiences
© Natural Resources Institute Finland© Natural Resources Institute Finland
Enyew Negussie
Natural Resources Institute Finland (Luke)
African Dairy Genetic Gains Program Annual Planning Meeting, 20-23 February 2017
Performance recording and bull evaluation: Contrasting experiences
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Luke = Luonnonvarakeskus = Natural Resources Center
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Genetics Research - Luke• Animal genomics
– Gene mapping of traits connected to animal health, productivity and quality, and genomic selection
– Bovine embryo production – Nutrigenomics
• Biometrical genetics– Genetic evaluation methodology– Design of breeding programs– Genomic selection
• Genetic diversity– Conservation, management and utilization of genetic
diversity of cultivated plants and domestic animals– economic and cultural values of genetic diversity
• Plant genomics – Genetic diversity of crop plants– Marker systems for fingerprinting and selection – Doubled-haploid methodology– Cryo preservation methodology
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Biometrical Genetics Genetic evaluationmethodology
Fish
Pigs
Fur Animals
Dairy cattle
Healthy CowUdder health evaluation forNordic dairy cattle
Genomic SelectionGenomic selection and genomic breeding value estimation
Test-day modelMilk yield evaluation forNordic dairy cattle
Farm compassTools for farmmanagement monitoring
BLUP ShopAnimal evaluation and genetic models - Toolbox
FurGeneticsGenetics of economically importanttraits in fur animals
Pig-SNiPUtilization of animal models and genomic information:Pork in human diet. PigBreedsBreed differences in pro-duction and quality traits
Productive PigNew applications in pig breeding
Fish SurvivalNew breeding traits to reduce nutrient effluent
DiversitySustainable farm animalselection and genomics
Across-Country EvaluationVariance component estimation methodfor international across-country evaluation
NobleFish breeding programmes
GREEN DAIRYGenetic and nutritional toolsto mitigate methane emission -Energy balance and feed efficiency
Dairy Dev’tDairy recording & farm advisory animal evaluation
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Development of genetic evaluations for industry
• Milk yield evaluation for Nordic dairy cattle – Nordic Test Day Model– Dairy cattle of Denmark, Finland and Sweden (Norway)– Holstein, Red Cattle, Jersey– Developing a model that utilizes over 100 million observations on milk, protein
and fat yield from over 3 million cows of over 50 000 dairy herds to predict genetic values for over 7 million animals
– Developing a model to describe the environmental variation within and across the dairy herds
• Udder health evaluation for Nordic dairy cattle– Utilizing observations on milk somatic cell count, clinical mastitis incidences, and
on udder conformation to predict genetic values for Nordic dairy cattle
READY
APPROVED BY INTERBULL
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Prediction of animals’ genetic values
• Animal evaluation and genetic models – ToolboxDeveloping computationally efficient computing programs for animal genetic evaluation– MiX99 General software package for analysis of large and complex
mixed models
– Best linear unbiased prediction software for breeding companies and universities
– Development of a stochastic method for estimation of genetic parameters significant reduction in computational time (days in stead of months)
• Genetic parameters estimation method for international across-country evaluation
– Method to estimate all genetic correlations between 26 countries in one single analysis
• Genomic selection and genomic breeding value estimation– Blending/Combining of direct genetic values and estimated breeding values– ClubWare (http//:genomicselection.net) software development for genomic selection
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Example about transfer of expertiseHerd management monitoring tool - MAITOISA
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CONTRASTING EXPERIENCES
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PERFORMANCE RECORDING
INFORMATION COLLECTED
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Feed intake & Feed Efficiency
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Carbon foot-print & Environmental impact traits
Next 5-10
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Performance recording : Organization
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• Milk recording – • ~ 80% of herds under milk recording• those under MR gets advisory, AI, periodic farmers trainings at discounted price
• Milk recordings are done by farmers themselves/family members and sent to the MLOY
• Edition and checking incoming records done at MLOY with edition rules
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Summary : Information collected
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• Production as well as functional traits – correlated traits• Functional traits: udder health Nordics
• Start with few core traits and build stepwisely • Don’t overstreach
• Standardize/harmonize traits and recording systems across boundaries
• Harness advances in digital and ICT
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BULL EVALUATION
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VikingGenetics International DenmarkVikingGenetics International Sweden
VikingGenetics International Finland
• VG coordinates AI, ET, AI business and also finance R&D
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ACROSS COUNTRY EVALUATION
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Udder health
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The breeding goal is described in the NTM, which is an economic index,
~ 70 traits
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Summary : Animal evaluations
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• Start simple • Ethiopian experience • 15000 animals & ~100,000 TD records• Simple RPT TD model
• Strong national developments are a plus for future across country evaluations
• Training in animal breeding & programing
• Advances in genomic selection – Reference popn
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Important Issues
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• Data and data quality
• Realistic assumptions• across country evaluations• HV
• Improved statistical models & suitable softwares and • HV corrections
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Thank you!