PRY

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What is PRY

DIC - Demographic Program Input Constants

APE - Animal Population Emulator

SAM - Stationary-State Animal Demographic Model

PIC - Produce-Related Program Input Constants

FOC - Find optimal Culling Ages

Bio Breakdown of Offtakes and Intake

The Algorithms

The Software

Download

Version History

Software User Guide

Version 3.x - Windows App the most recent Version, you most proably have this Version installed Version 2.x - PRY realized as Modules in an Excel sheet Version 1.x - The original PRY, a DOS console Program


Version 3.x

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Age at first Parturition

When a class mean in the first class of age at first parturition is entered which is below the average inter-litter interval, a warning shows up to recheck your values. You have three options:

  • Proceed and leave your input as it is
  • Correct your value
  • Click the Help Button to learn why this value might be critical for your model


PRY-AAFP-Warning-1.png

PRY-AAFP-Warning-2.png


Version 1.x

Version 2.x

Technical Documentation

Literature

Concept of PRY

Application of PRY on different Livestock Species