Modelling phenotypic (co)variances of test day records in dairy ewe

Livestock Production Science

Volumn 69, Issue 1, 2001, Pages 9-16

  Carta, A ^a   Macciotta, N P P ^b   Cappio Borlino, A ^b   Sanna, S R ^a  

^a Istituto Zootecnico e Caseario Per la Sardegna   (Italy)

^b Dipartimento di Scienze Biomediche   (Italy)

Author keywords

Autoregressive; Covariance structure; Dairy sheep; Test day model

Indexed keywords

EID: 0035059233     PISSN: 03016226     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0301-6226(00)00251-7     Document Type: Article

References (15)

1. Lactation curves of Valle del Belice dairy ewes for milk, fat and protein estimated with test day models
2. Estimating lactation curves and seasonal effects for milk, fat, and protein in Sarda dairy sheep with a test day model
3. Application of an autoregressive process to estimate genetic parameters and breeding values for daily milk yield in a tropical herd of Lucerna cattle and in United States Holstein herds
4. Estimates of genetic parameters for a test day model with random regressions for yield traits of first lactation Holsteins
5. Newton-Raphson EM Algorithms for linear mixed effects models for repeated measures data
6. Statistical analysis of repeated measures data using SAS procedures
7. Analysis of environmental effects on test day milk yields of Sarda dairy ewes
8. Time series ARIMA modelling of Test Day milk yields of Sarda dairy ewes
9. Prediction of daily milk yields from a limited number of test days using test day models
10. Use of test day yields for genetic evaluations of dairy sires and cows
11. Estimating milk, fat, and protein lactation curves with a test day model
12. Selecting statistical models with information statistics
13. Estimation of the parameters involved in a first-order autoregressive process for contemporary groups
14. A computationally feasible test day model for genetic evaluation of yield traits in the United States