The Material Information panel summarizes information that can be found in the Material Info section of the Part Details tab and the Material Selection window (available from the Manufacturing Process panel).

A low Utilization (%) value can alert you to possible actionable issues. For example, a cast part is typically a "near net" shape and should have a high utilization part. A high Unit Cost might indicate a design element that requires a premium material. Values that depart from expectations can indicate something to explore.

Note that if you are working with a process group that uses stock material, such as Sheet Metal, Bar & Tube, etc.), the "Stock" field of the Material Information panel will be populated with relevant info from the Material Stock section of the Material Selection window: