INTERACTIONS BETWEEN DIFFERENT LEVELS OF AGGREGATION

• Process metrics and capabilities

• Local health hazards

• Waste disposal cost/risks

• Energy consumption

• Material content

• Energy consumption

• Use phase impacts

• Ease of recyclability

• Cost of ownership

• Targets for energy consumption

• Recyclability targets

• Banned substances

• Material specifications

• Process specifications

• Design

• Formalism for aggregating metrics between the three levels to preserve value of information

• Measure of performance of target-setting agendas and specifications against metrics at each level

• Trajectory of continuous improvement against a broad set of metrics