Livtools: Tools for estimating and simulating livestock productions in tropical extensive farming systems

Herd growth models

• mmage  A R package for sex-and-age population matrix models

• Dynmod  A simple spreadsheet interface for demographic projections of tropical ruminant livestock populations

Herd performances parameters

• Laser2  An animal-based monitoring survey method and information system (demography, milk, live weight, health, artificial insemination, etc.)

• laser2demog  A R package for discrete-time calculation of livestock demographic parameters using Laser2 data

• 12mo  A 12-month retrospective survey method and information system (demography)

• Guide  Guidelines to gather demographic parameters in the literature, and supplementary documents

Related links

• Camelides  - Camels: Biology and breeding (In French )

• DAGRIS  -  Domestic Animal Genetic Resources Information SystemGDR  Ecologie statistique

• FAOSTAT  -  On-line FAO statistical database relating to food and agriculture

• GDR   Ecologie statistique

• GuR  - A francophone forum on the statistical R software (In French )

• PIGTrop  - The information center about pig productions in developing countries

• R  - A free software environment for statistical computing and graphics