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Embodied Carbon Calculator

Measure. Offset. Certify. (STAGING TEST)

The first carbon calculator designed specifically for interior design projects. Calculate your project's carbon footprint, offset it through Gold Standard credits, and receive a verified certificate.

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How It Works

Seven steps to climate action

01
Project Setup
Enter project details — location, area, ceiling height, duration, finishing level.
02
Demolition
Specify walls demolished — drywall vs masonry ratio, disposal method.
03
Materials & Finishes
Flooring, wall finishes, ceiling, plumbing, sanitary fixtures — each with component-level breakdown.
04
Systems
Electrical, HVAC (with EPD composition), appliances (EPA data), site energy consumption.
05
Furniture
Individual pieces with weight and 8-material composition. New or reuse.
06
Transport
Multi-modal delivery mix — van, truck, rail, ship, air — with distance tiers.
07
Results
Full breakdown by category, scope, and material. Audit trail with every calculation step.
Trusted Data Sources

Built on peer-reviewed databases

ICE v2.0
University of Bath
Material emission factors
DEFRA 2023
UK Government
Energy, transport, waste
EPA eGRID
US Government
State-level electricity
Eurocode
EU Standard
Material densities
Pricing

Choose your plan

Starter
Free
1 project trial
Full CO₂ calculation
Results dashboard + audit trail
No certificate included
Carbon credit purchase optional
Start Free
Most Popular
Studio
€79/mo
Annual billing ~€790/yr
Unlimited calculations
Certificate per project
Annual climate action report
Project list
Start Studio Plan
Pro / Agency
€189/mo
Annual billing ~€1,890/yr
Multi-user (5 designers)
White-label certificate
Priority support
API access
Start Pro Plan

Ready to measure your impact?

Join interior designers who are taking climate action. Start with a free project — no credit card required.

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NEUTRACO₂
Neutra CO₂ is a registered trademark. The service estimates project emissions and facilitates verified carbon credit purchases.
Data sources: ICE v2.0 (University of Bath) · DEFRA 2023 (UK Gov) · EPA eGRID 2023 · Eurocode EN 1991-1-1
Methodology informed by GHG Protocol principles.
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