CPM-Dairy is a software program used for managing farm productivity. It is programmed in Microsoft Visual Basic and Microsoft C. It has a ration evaluation and formulation feature according to version 5 of the CNCPS, which includes expanded carbohydrate fractions and a lipid sub-model. Additionally, if the Windows Start Button and Task Bar are obscured by CPM-Dairy, the window icon in the upper right-hand corner can be clicked with the left mouse button to make them visible. The program is operated using the Main Menu or Toolbar icons.