[PDF] Top 20 Test-day model for milk yield of dairy buffaloes in colombia
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Test-day model for milk yield of dairy buffaloes in colombia
... The test-day model is the preferred method for genetic evaluations in dairy ...28372 test-day records of 1220 lactations from 1997 to 2009 were ...for milk ... See full document
5
Lactose and milk urea nitrogen: fluctuations during lactation in Holstein cows
... objective of this study was to evaluate lactose and milk urea nitrogen (MUN) in milk from Holstein cows and their relationship with days in milk (DIM), milk yield, ... See full document
6
Comparison of factor-analytic and reduced rank models for test-day milk yield in Gyr dairy cattle (Bos indicus)
... Gyr dairy and crossbred (Gyr dairy x Holstein) cows, daughters of 598 Gyr dairy sires, rang- ing in age from 24 to 60 months and belonging to 270 ...Only test-day records ... See full document
10
Combining different functions to describe milk, fat and protein yield in goats using bayesian multiple- trait random regression models
... prediction of the genetic values for milk yield from Guzerá cows, using random regression models, compared the quality of the fit of the additive genetic and permanent environmental ... See full document
63
Cheese yield, casein fractions and major components of milk of Saanen and Anglo-Nubian dairy goats
... determined in duplicate for each individual milk sample as described by Othmane et ...ml of each preheated and homogenized sample plus 2µl of liquid bovine rennet 4 were curdled for 1h at ... See full document
6
Estimates of genetic parameters for total milk yield over multiple ages in Brazilian Murrah buffaloes using different models
... studies in dairy cattle have proposed the repeatability (REP) and multi-trait (MT) models to obtain variance components and genetic parameters for accumulated 305-day milk yield at ... See full document
12
Effect of pregnancy on the genetic evaluation of dairy cattle
... number of cows per days open class in the Top 200 ranking (the 200 cows with the highest predicted breeding values) for 305-day cumulative milk yield and milk ...effect of ... See full document
12
Variance component estimates applying random regression models for test-day milk yield in Caracu heifers ( Bos taurus Artiodactyla, Bovidae)
... sented in Figure ...end of lactation, proba- bly due to the lower number of records at these ...6,6,vf6 model ranged from ...4,6,vf6 model ranged from ...week. In general, RRM ... See full document
9
Jaime Araújo Cobuci 1,3 , Claudio Napolis Costa 2,3 , José Braccini Neto1 , Ary Ferreira de Freitas 2,3
... Records of test-day milk yields of the first three lactations of 25,500 Holstein cows were used to estimate genetic parameters for milk yield by using two ... See full document
11
Impact of variation at the FTO locus on milk fat yield in Holstein dairy cattle.
... to test associations in bulls and cows (Table 1). Model 1 was the least and model 4 the most stringent ...stratification. In addition, models 2 and 4 considered the known effect ... See full document
11
Estimation of genetic parameters for test-day milk yield in Holstein cows using a random regression model
... RRM1 model ranged from 0.56 (first and last test day) to ...seventh test day), corresponding to 150 and 180 days of lactation (Table ...decrease in the heritability ... See full document
9
Test-day milk yield as a selection criterion for dairy buffaloes (Bubalus bubalis Artiodactyla, Bovidae)
... the milk pro- duction in the lactation (ICAR, 2008), but the usual one is the test interval method as described in Everett and Carter ...problem of using estimates of extension ... See full document
6
Estimation of genetic parameters of weekly test-day milk yields and first lactation 305-day milk yield in Murrah buffaloes
... weekly test-day milk yield (WTDY) records during first lactation of 961 Murrah buffaloes calved from 1977 to 2012 and sired by 101 bulls maintained in an organized farm at ... See full document
5
Application of time-series analysis for prediction of molding sand properties in production cycle
... regression model- ...noise. In the second case the modeling would be certainly ...One of them is the non-parametric runs-test that verifies a randomness hypothesis for a binary-valued data ... See full document
5
Estrus synchronization and fixed time artificial insemination (FTAI) in dairy buffaloes during seasonal anestrus
... concentration of parturitions in this species is seen from March to June in the Southern and Southeastern Brazil (mainly between parallels 24 and 26), and it determines the concentration of ... See full document
6
Bovine kappa-casein gene polymorphism and its association with milk production traits
... fat yield in dif- ferent κ-casein variants were ...kg in genotypes AA, AB and BB, ...fat yield than those with genotypes AA and ...results of the present study are in concurrence ... See full document
5
Analysis of the Stayability in Milk Buffaloes using Survival Models
... bubaline milk is a variable little studied, not being found in the literature specialized references on the ...most of the discards happen after the first lactating of the animals between the ... See full document
4
Comparação de índices de seleção de caprinos leiteiros em regiões tropicais
... process in dairy goat was evaluated by selection ...population of 1,000 does, randomly mated by 50 unselected and unrelated bucks, was ...indexes in two production systems (intensive - indexes ... See full document
8
Key words: Mycobacterium avium subspecies paratuberculosis (MAP); milk; cattle; IS900; ISMav2
... sample of milk, a loopful of MAP positive control was inoculated in 50 mL of milk powder Molico® (Nestlé, São Paulo, Brazil) reconstituted with distilled water and autoclaved, ... See full document
5
GLUCONEOGENIC SUPPLEMENTS DO NOT AFFECT PRODUCTION, REPRODUCTIVE TRAITS AND BLOOD METABOLITE OF HOLSTEIN COWS DURING THE TRANSITION PERIOD
... production in recent decades has experi- enced marked increases as a result of intense genetic se- lection, advances in nutritional management, improve- ments in disease control, and other ... See full document
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