• 0 = Supplier has no program in place to reduce waste.
• 1 = Supplier has initiated a program to minimize waste generation.
• 2 = Supplier has a waste minimization program in place, which includes having reduction goals, action plans and trend data.
• 3 = Supplier has a waste minimization program in place, which includes having reduction goals, action plans and trend data and publicly discloses its reduction goals.
• 4 = Supplier has a waste minimization program in place, which includes having reduction goals, action plans and trend data and publicly discloses both its waste reduction goals and reduction results."