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The powerful lifecycle carbon assessment platform built for everyday projects

NBS Lifecycle Carbon Assessment (LCA) makes low‑carbon decision‑making faster, clearer and easier at every stage of your project.

Find out more
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Built on trusted construction data

NBS LCA is a platform built to help construction professionals understand, compare and report on upfront carbon more efficiently.

It brings together trusted data and expertise, in a user-friendly platform developed in partnership with Circular Ecology, the lifecycle assessment experts behind the Inventory of Carbon & Energy (ICE) Database, and BDP, the UK’s largest architect-led multidisciplinary practice. 

Siniat
NBS
Circular ecology
bdp_logo
KNAUF
Crown
PPG
Rockwool

12,500+

Products with EPDs

500+

Generic materials

1,300+

Pre-calculated assemblies

How it works

Built for everyday projects

Assess upfront carbon efficiently using building materials, assemblies, and manufacturer products, within a platform that is easy to use and understand. NBS LCA helps you make carbon decisions early, confidently, and proportionately across everyday projects.

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Designed for UK construction

NBS LCA utilises the Inventory of Carbon & Energy (ICE) Database, the UK’s leading source of trusted generic embodied carbon data for over 20 years. The datasets, assemblies and functionality in NBS LCA are all tailored to UK construction practice.
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Manufacturer-specific data from NBS Source and ECO Portal

Access verified, manufacturer-specific carbon data from NBS Source and published through the ECO Portal, including 12,500+ specification-ready construction products with Environmental Product Declarations (EPDs). 

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Embedded in real design workflows

NBS LCA is not just a carbon tool - it's a design workflow upgrade. Integrate your carbon assessments for live projects with everyday specification and design decisions in NBS Source and NBS Chorus.
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Choose your plan

Structured and trusted lifecycle carbon data. Priced at £895 for the first license, £500 per additional user license (up to 9)

Content
Browse and search Our library contains tens of thousands of product-specific lifecycle carbon assessments
Generic materials Embodied carbon data for more than 500 construction materials, from the ICE Database
Manufacturer products Manufacturer-specific carbon data and EPDs for tens of thousands of products from NBS Source and ECO Portal
Generic assemblies Over 1,000 pre-calculated assemblies, such as wall, roof and floor build-ups, developed by NBS and BDP
Projects
Create projects Add materials, products and assemblies to projects
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A1-A3 project calculations Calculate A1-A3 carbon values for projects
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Reporting Export project reports in Excel format
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Developed for design teams

Architects and designers

Engineers

Sustainability consultants

Quantity surveyors

Frequently asked questions

NBS LCA is a cloud-based, user-friendly platform that enables construction professionals to efficiently understand, quantify, compare and report on the upfront carbon impact of materials, products, and systems, as well as assessing and comparing the impact of design decisions and iterations as projects develop.

NBS LCA for larger teams

Book a demo to explore how NBS LCA can support consistent carbon assessment across your organisation. 

Book now