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Abstract

The world is faced with the challenge to meet the increasing demand for livestock products while conserving animal genetic resource diversity and maintaining environmental integrity. Genetic improvement of local breeds can help to improve the livelihood of the livestock keepers, to increase the...

Author(s)
Arendonk, J. A. M. van
Publisher
Elsevier Ltd, Oxford, UK
Citation
Livestock Science, 2011, 136, 1, pp 29-37
Abstract

Optimum replacement and insemination policies were estimated, using dynamic programming, for F1 cows (Holstein × zebu) for a 15-year planning horizon, taking into account the production and market circumstances of the southeastern region of Brazil. Optimum average herd life was 75.6 months,...

Author(s)
Cardoso, V. L.; Nogueira, J. R.; Arendonk, J. A. M. van
Citation
Livestock Production Science, 1999, 58, 2, pp 95-105