Planned
Plastic bottle footprint calculator
Estimate avoided bottles, material weight, refill habits, and practical reduction ideas.
Calculators
Unit-based calculator previews for practical decisions.
Sustainable Units calculators are educational estimates unless clearly verified. They help users ask better questions, organize assumptions, and compare choices with care.
Score and estimate
Educational calculators that help users measure one practical decision at a time.
Estimate carefully
Compare assumptions
Use results as guidance
Ready to use
Home sustainability score
Score household choices across energy, water, waste, food, transport, repair, and purchasing habits.
Ready to use
Office sustainability score
Review office practices across procurement, energy, waste, employee awareness, and operations.
Ready to use
SME sustainability readiness score
Check basic readiness across policies, operations, suppliers, evidence, and improvement tracking.
Planned
Packaging sustainability calculator
Compare packaging formats by weight, reuse, recycling access, and claim evidence.
Planned
Event sustainability calculator
Estimate practical event decisions around venue, travel, food, materials, and waste planning.
Planned
Website carbon calculator
Prepare a simple website estimate using page weight, hosting signals, and reduction opportunities.
Planned
Product comparison calculator
Compare products by score categories, proof levels, concerns, and source availability.
Next step
Use calculator results as educational estimates, then check templates and methodology before acting on decisions.
New to sustainability?Start with Knowledge HubWant to check habits?Explore toolsReady to act?Browse templatesPrefer structure?Start a courseNeed scoring context?Read methodology
Sustainable Units is an educational and editorial platform. It does not officially certify products, brands, services, or claims.