Random regression to model genetically the longitudinal data of daily feed intake in growing pigs

Livestock Production Science

Volumn 82, Issue 2-3, 2003, Pages 189-199

  Bermejo, J Lorenzo ^a   Roehe, R ^a   Schulze, V ^a   Rave, G ^a   Looft, H ^a   Kalm, E ^a  

^a UNIVERSITY OF KIEL   (Germany)

Author keywords

Covariance functions; Feed intake; Pigs; Prediction error variance; Random regression model

Indexed keywords

SUS SCROFA;

EID: 0041875183     PISSN: 03016226     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0301-6226(03)00032-0     Document Type: Article

References (12)

1. Akaike, H., 1973. Information theory and an extension of the maximum likelihood principle. In: Petrov, B.N., Csaki, F. (Eds.), 2nd International Symposium on Information Theory. Akademia Kiado, Budapest, pp. 267-281.
2. Gilmour, A., Cullis, B.R., Welham, S.J., Thompson, R., 1999. ASREML Reference Manual. NSW Agriculture, Orange, NSW.
3. Eissen, J., 2000. Breeding for feed intake capacity in pigs. Doctoral thesis, Animal Breeding and Genetics Group, Wageningen Agricultural University, The Netherlands.
4. Kaiser, H.F., 1960. The application of electronic computers to factor analysis. Educ. Psychol. Meas. 20, 141-151.
5. Kirkpatrick, M., Lofsvold, D., Bulmer, M., 1990. Analysis of the inheritance, selection and evolution of growth trajectories. Genetics 124, 979-993.
6. Knap, P.W., 1995. Use of automatic systems for feed consumption control in national programmes for genetic improvement in pigs. In: XVI Symposium Asociacion de Porcinocultura Cientifica (ANAPORC), Barcelona, pp. 1-13.
7. Lorenzo Bermejo, J., Roehe, R., Rave, G., Kalm, E., 2003. Comparison of linear and nonlinear functions and covariance structures to estimate feed intake pattern in growing pigs. Livest. Prod. Sci. doi:S0301-6226(03)00005-8.
8. Schulze, V., Roehe, R., Looft, H., Kalm, E., 2001. Genetische Analyse des individuellen Wachstums- und Futteraufnahmeverlaufs von Jungebern während der Eigenleistungsgruppenprüfung. Arch. Tierz. 44, 139-156.
9. Schulze, V., Roehe, R., Lorenzo Bermejo, J., Looft, H., Kalm, E., 2002. Genetic associations between observed feed intake measurements during growth, feed intake curve parameters and growing-finishing performances of central tested boars. Livest. Prod. Sci. 73, 199-211.
10. Schnyder, U., 2001. Genetic evaluation for traits with repeated time-dependent observations (longitudinal data), with an application to feed intake of pigs. Doctoral thesis, Institut für Nutztierwissenschaften, ETH Zürich, Switzerland.
11. Schwarz, G., 1978. Estimating the dimension of a model. Ann. Stat. 6, 461-464.
12. Webb, A.J., 1995. Future challenges in pig genetics. Anim. Breed. Abstr. 63, 731-736.