Production context
Energy can be allocated to lines, products, batches or orders when meter boundaries and production timestamps are aligned.
Energy intensity
Metrics such as kWh per good unit can be more actionable than total plant energy because they normalize consumption against output.
Idle and changeover energy
Energy consumed during waiting, warm-up or changeover can reveal operational losses that are invisible in production-only dashboards.
Do not over-attribute
Shared utilities, HVAC and common services require allocation rules. Avoid presenting a precise per-product number when the metering model cannot support it.
MES terminology and boundaries vary among plants and vendors. Validate data ownership, safety impacts, interfaces and change control against your actual manufacturing architecture and approved procedures.