Short country report Czech Republic
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1 Short country report Czech Republic
2 Suckler cows development
3 Number of recorded cows
4 Distribution of different beef breeds registered in Herd Books Breed Number of cows Charolais 6475 Aberdeen Angus 4245 Hereford 1616 Beef Simmentaler 3759 Limousine 1356 Piemontese 755 Blonde d Aquitaine 773 Galloway 456 Gasconne 348 Highland 328 Belgian Blue 174 Salers 81
5 Recording
6 System of performance recording Field test Calving traits Weightning Type classification Easy calving Weight at birth 120 days 210 days 365 days Body size Capacity Muscularity Daily gain in test period Breeding type
7 Genetic evaluations
8 1. Field test (2000) 2. Own growth of fbeef bulls at performance-test station (2004) 3. Type traits (2005) 21 Breeding values
9 1. Field test (2000) Multi-trait trait animal model with maternal effects Calving ease Birth weight Weight at the age of 120 days Weight at the age of 210 days Weight at the age of 365 days Direct & maternal effect 10 breeding values
10 1. Field test (2000) Multi-trait i animal model with maternal effects Y = HYS + CS + DAG + BVD + BVM + PE + HEC + HED + e
11 1. Field test (2000) Multi-trait i animal model with maternal effects Y = HYS + CS + DAG + BVD + BVM + PE + HEC + HED + e HYS herd, year, season
12 1. Field test (2000) Multi-trait i animal model with maternal effects Y = HYS + CS + DAG + BVD + BVM + PE + HEC + HED + e CS calf sex male, female / single calves, twins
13 1. Field test (2000) Multi-trait i animal model with maternal effects Y = HYS + CS + DAG + BVD + BVM + PE + HEC + HED + e DAG dam s age at calving below three years, four-years, five- to seven-years old dams, above seven years
14 1. Field test (2000) Multi-trait i animal model with maternal effects Y = HYS + CS + DAG + BVD + BVM + PE + HEC + HED + e BVD breeding value for direct effect
15 1. Field test (2000) Multi-trait i animal model with maternal effects Y = HYS + CS + DAG + BVD + BVM + PE + HEC + HED + e BVM breeding value for maternal effect
16 1. Field test (2000) Multi-trait i animal model with maternal effects Y = HYS + CS + DAG + BVD + BVM + PE + HEC + HED + e PE - permanent maternal environment for cows
17 1. Field test (2000) Multi-trait i animal model with maternal effects Y = HYS + CS + DAG + BVD + BVM + PE + HEC + HED + e HEC - heterosis of calves regression according to calf heterozygosity
18 1. Field test (2000) Multi-trait i animal model with maternal effects Y = HYS + CS + DAG + BVD + BVM + PE + HEC + HED + e HED heterosis of dams regression according to dam heterozygosity
19 1. Field test (2000) Multi-trait i animal model with maternal effects Y = HYS + CS + DAG + BVD + BVM + PE + HEC + HED + e e - random error
20 2. Own growth of beef bulls at perfomance-test station (2004) Single-trait animal model Y = H+SYS + DAG + AT + AT*AT + BV + e
21 2. Own growth of beef bulls at perfomance-test station (2004) Single-trait animal model
22 2. Own growth of beef bulls at perfomance-test station (2004) Single-trait animal model Y = H + SYS + DAG + AT + AT*AT + BV + e H herd (classes according conditions)
23 2. Own growth of beef bulls at perfomance-test station (2004) Single-trait animal model Y = H+SYS + DAG + AT + AT*AT + BV + e SYS station, year, season group of contemporaries in test-station
24 2. Own growth of beef bulls at perfomance-test station (2004) Single-trait animal model Y = H+SYS + DAG +AT+AT*AT + + BV + e DAG dam s age at calving below three years, four-years, five- to seven-years old dams, above seven years
25 2. Own growth of beef bulls at perfomance-test station (2004) Single-trait animal model Y = H+SYS + DAG + AT + AT*AT +BV+e + AT - Age of introduction into the test
26 2. Own growth of beef bulls at perfomance-test station (2004) Single-trait animal model Y = H+SYS + DAG + AT + AT*AT + BV +e BV breeding value
27 2. Own growth of beef bulls at perfomance-test station (2004) Single-trait animal model Y = H+SYS + DAG + AT + AT*AT + BV + e e random error
28 Multi-trait animal model 3. Type traits of young animals (2005) Height at sacrum (HS) Body lenght (BL) body measurements Live weight (LW) Front chest width (CW) Chest depth (CD) body capacity Pelvis (P) Shoulder muscling (SM) Back muscling (BM) muscling Rump muscling (RM) Production type (PT)
29 3. Type traits (2005) Multi-trait i animal model 1. Body measurements & body capacity y ijkl = μ + HYS i + S j + AM k + aae ijkl + g ijkl + e ijkl 2. Muscling & production type y ijk = μ + HYS i + S j + aae ijk + bdg ijk + g ijk + e ijk
30 3. Type traits (2005) Multi-trait i animal model 1. Body measurements & body capacity y ijkl = μ + HYS i + S j + AM k + aae ijkl + g ijkl + e ijkl 2. Muscling & production type y ijk = μ + HYS i + S j + aae ijk + bdg ijk + g ijk + e ijk HYS i fixed effect of the group of jointly evaluated animals (herd, year, season)
31 3. Type traits (2005) Multi-trait i animal model 1. Body measurements & body capacity y ijkl = μ + HYS i + S j + AM k + aae ijkl + g ijkl + e ijkl 2. Muscling & production type y ijk = μ + HYS i + S j + aae ijk + bdg ijk + g ijk + e ijk S j fixed effect of the sex of the animal (young bulls, heifers / twins, singles)
32 3. Type traits (2005) Multi-trait i animal model 1. Body measurements & body capacity y ijkl = μ + HYS i + S j + AM k + aae ijkl + g ijkl + e ijkl 2. y ijk = μ + HYS i + S j + aae ijk + bdg ijk + g ijk + e ijk AM k fixed effect of the age of mother at calving (younger than three years, four years old, five to seven years old, older than seven years)
33 3. Type traits (2005) Multi-trait i animal model 1. Body measurements & body capacity y ijkl = μ + HYS i + S j + AM k + aae ijkl + g ijkl + e ijkl 2. y ijk = μ + HYS i + S j + aae ijk + bdg ijk + g ijk + e ijk aae ijkl regression on age at evaluation
34 3. Type traits (2005) Multi-trait i animal model 1. Body measurements & body capacity y ijkl = μ + HYS i + S j + AM k + aae ijkl + g ijkl + e ijkl 2. Muscling & production type y ijk = μ + HYS i + S j + aae ijk + bdg ijk + g ijk + e ijk bdg ijk linear regression on average daily gain from birth to the date of evaluation
35 3. Type traits (2005) Multi-trait i animal model 1. Body measurements & body capacity y ijkl = μ + HYS i + S j + AM k + aae ijkl + g ijkl + e ijkl 2. Muscling & production type y ijk = μ + HYS i + S j + aae ijk + bdg ijk + g ijk + e ijk g ijkl breeding value of the animal (random effect) with the relationship matrix and genetic groups according to the breed
36 3. Type traits (2005) Multi-trait i animal model 1. Body measurements & body capacity y ijkl = μ + HYS i + S j + AM k + aae ijkl + g ijkl + e ijkl 2. Muscling & production type y ijk = μ + HYS i + S j + aae ijk + bdg ijk + g ijk + e ijk e ijkl random error
37 SEUROP (2011) Multi-trait i animal model Own growth of beef bulls at perfomance-test station Multi-trait animal model Field test
38 Future Breeding value for reproduction Performance test station - RRM
39 Thank you for your attention Luboš Vostrý
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