![]() Calculates the cost per cow per day to feed the animal. ![]() ![]() Program name: DAIR4 Program type: Ration evaluator Latest version: 99.281 Cost: No charge off internet URL location: Contact person: Charlie Stallings (54 or Description: Calculates the nutrient content of a given ration for replacements, dry cows, and lactating cows. Demo's are available for all five programs if you are interested in using for ration formulation or evaluation. I have listed each program and given a contact and location where they can be obtained. Many assumptions are made in these processes but it does help put numbers to biological processes to understand more about them. Other programs (NRC Dairy, CNCPS, and CPM) are more models of how feeds are digested and the internal transformations quantified. Some programs (DAIR4 and Spartan) are setup similar to spreadsheets using rows as feeds and columns as nutrients with calculation of ration nutrient level compared to standard requirements. Ration Balancing Software: DAIR4, NRC Dairy, Spartan, CNCPS, and CPMĮmail: formulation software has evolved with the increased power of modern day computers. To see our latest newsletters and current information, visit our website at (through April/May 2009), and are provided for historical purposes only.Īs such, they may contain out-of-date references and broken links. ![]() These files cover more than ten years of newsletters posted on our old website You've reached the Virginia Cooperative Extension Newsletter Archive. ![]()
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