Description: The Class IV Utilization report is announced each month and includes the Utilization of Producer Milk in Class IV Products, Butterfat Test, and Nonfat Solids Test. The report is based on all milk used to produce Class IV Milk products. Report Synopsis: The Utilization of Producer Milk in Class IV Products is the monthly volume of milk used to produce Class IV Fluid Milk products. The Class IV Utilization Percentage of Producer Milk is the monthly volume of Class IV Milk used to produce Class IV products in each individual order divided by the monthly total of all producer milk pooled for that individual order for all classes. The Butterfat Test of Producer Milk Used in Class IV Products is the percentage of butterfat found in Class IV milk for each order for each month. The Nonfat Solids Test of Producer Milk Used in Class IV Products is the percentage of nonfat solids found in Class IV milk for each order for each month.