What data to collect: the 11 sustainability metrics

Metric	What it covers	Typical sources
Energy	Electricity, fuels, steam, heating and cooling used at your sites.	Electricity bills, fuel purchase records, generator logs, meter readings
Water	Water withdrawn, consumed and discharged.	Water bills, borewell or tanker logs, flow meters, effluent records
Fugitive	Refrigerant and other gas leaks from equipment.	AC and chiller service records, refrigerant top-up invoices, fire-suppression logs
Material	Raw materials, components and packaging you buy.	Purchase orders, bills of materials, stores issue records
Services	Services you buy, such as consulting, IT, maintenance and insurance.	Vendor invoices, accounts payable ledger
Transport	Movement of goods to you and to your customers.	Freight invoices, lorry receipts, logistics partner reports
Travel	Business travel and employee commuting.	Travel desk reports, expense claims, commute surveys
Waste	Waste generated and how it is treated.	Waste manifests, recycler receipts, housekeeping logs
Assets	Buildings, machinery, vehicles and equipment you purchase or lease.	Fixed asset register, capital purchase invoices, lease agreements
Use Phase	Energy and resources your sold products consume while in use.	Product specifications, expected lifetime, usage assumptions
End-of-Life	What happens to sold products and packaging after use.	Product weight and material composition, regional recycling rates