Best AI Tools for Scope 3 Emissions Tracking
Charlotte Anne Whitmore
05 Aug 2025
•
4 MIN READ
Introduction
Tracking Scope 3 emissions—the indirect greenhouse gas emissions from a company’s value chain—is no longer optional. It’s a necessity. These emissions often represent more than 70% of a company's carbon footprint, making them a critical focus for sustainability reporting and decarbonization strategies.
However, tracking Scope 3 emissions is one of the most complex and data-intensive tasks in sustainability. It involves collecting and analyzing vast amounts of upstream and downstream data across suppliers, logistics, product use, and disposal.
This is where AI-powered tools are transforming the game.
In this blog, we explore the best AI tools currently available for Scope 3 emissions tracking in 2025. These platforms offer advanced automation, machine learning, and real-time insights to make Scope 3 data more accessible, accurate, and actionable.
What Are Scope 3 Emissions?
Scope 3 emissions are indirect greenhouse gas emissions that occur across a company’s entire value chain—from the production of purchased goods and transportation to employee commuting, business travel, and product end-of-life disposal.
Unlike Scope 1 (direct) and Scope 2 (purchased electricity), Scope 3 represents the largest share of total emissions for most organizations—often up to 80-90%. Yet, they are the hardest to track because they involve external suppliers, logistics partners, and downstream customers.
Why Tracking Scope 3 Emissions Matters
Tracking Scope 3 emissions is crucial for:
Sustainability reporting (GHG Protocol, CDP, CSRD, SEC)
Supply chain decarbonization strategies
Achieving Net Zero goals
Building trust with investors and customers
However, traditional methods like spreadsheets and static emission factors fall short. Artificial Intelligence (AI) is now enabling smarter, scalable, and more accurate Scope 3 tracking across global supply chains.
Why AI is a Game-Changer for Scope 3 Emissions
Traditional Methods
Traditional methods of Scope 3 emissions tracking rely heavily on spreadsheets, static emission factors, and manual surveys. This approach is:
- Time-consuming
- Prone to error
- Lacking supplier-level granularity
- Not scalable across global operations
AI-Powered Approach
AI tools, on the other hand, enable:
- Automated data ingestion from suppliers, invoices, ERPs
- Real-time emissions mapping and estimation
- Predictive analytics and scenario modeling
- Supplier-specific emissions factors
- Natural Language Processing (NLP) to extract data from documents
- Integrations with ESG and ERP platforms
Best AI Tools for Scope 3 Emissions Tracking
Discover top AI-powered solutions designed to streamline Scope 3 emissions tracking across your supply chain. These tools offer automation, accuracy, and real-time insights to support your sustainability goals.
Carbalyze – AI-Powered Carbon Intelligence Platform
Carbalyze uses AI to automate Scope 3 emissions tracking and turn carbon data into actionable insights. Its engine parses bills of materials (BOMs), supplier data, to provide product-level and supplier-specific emissions insights.
AI-powered mapping of Scope 1, 2, and 3 emissions
Automatic ingestion of BOMs
Supplier benchmarking and insights
Real-time dashboards and audit-ready reports
Ideal For
Manufacturers, retailers, and supply chain-heavy businesses looking to modernize their carbon accounting and move beyond averages
Persefoni
Persefoni combines AI with carbon accounting frameworks to provide a software platform that aligns with regulatory frameworks like the SEC and CSRD.
- AI-enabled emissions classification
- SEC-ready Scope 3 reporting
- Built-in audit and assurance features
Watershed
Watershed is a climate platform trusted by enterprise customers like Airbnb, Stripe, and Spotify. Its Scope 3 tracking tools use AI to estimate emissions across categories such as purchased goods, business travel, and logistics.
- AI-based data modeling across supply chains
- Integration with ERP systems
- Supplier outreach automation
- Third-party verification support
Normative
Normative’s AI engine supports companies in calculating and reducing Scope 3 emissions through supply chain intelligence and spend-based analysis.
- AI-powered spend data categorization
- Supplier engagement tools
- Science-Based Targets initiative (SBTi) alignment
Sustain.Life
Sustain.Life simplifies ESG reporting and emissions tracking for mid-sized businesses. Its AI capabilities help automate Scope 3 data entry, categorization, and modeling.
- AI-generated emissions estimates from procurement and spend data
- Ready-to-export ESG reports
- User-friendly dashboards for non-technical teams
Emitwise
Emitwise uses machine learning to continuously monitor emissions, with a focus on helping manufacturing and supply chain teams reduce Scope 3 impacts.
- AI-driven emissions detection and analytics
- Supplier-level insights
- Built-in reduction planning tools
Sinai Technologies
Sinai provides carbon management software powered by AI and scenario modeling for reduction pathways.
- AI modeling of Scope 3 categories across lifecycle stages
- Supplier data enrichment
- Scenario forecasting and decarbonization simulations
- Internal carbon pricing models
Plan A
Plan A uses machine learning and science-based methodologies to automate Scope 3 reporting and help companies meet compliance.
- AI categorization of spend and logistics data
- Smart matching with GHG Protocol categories
- Supplier benchmarking tools
- Automated CSRD & EU Taxonomy alignment
Sweep
Sweep is a data-driven sustainability platform that leverages AI for full carbon lifecycle management, including detailed Scope 3 tracking.
- Emissions modeling from supplier, logistics, and product data
- Machine learning to identify hotspots
- Smart collaboration with suppliers
- Scenario simulations and reporting tools
Final Thoughts
Scope 3 emissions are the most challenging yet the most impactful part of a company’s carbon footprint. Relying on spreadsheets and averages is no longer enough—especially as regulators, investors, and consumers demand transparency and action.
AI-powered carbon accounting tools like Carbalyze, Watershed, and Normative are revolutionizing how companies manage Scope 3. These platforms help you move from estimation to precision, enabling smarter, data-driven decarbonization.
If you're ready to modernize your carbon strategy, explore how Carbalyze can help you unlock Scope 3 clarity today.
Want to Start with the Best?
Try Carbalyze – the AI-first platform designed to help you map, analyze, and act on your Scope 3 emissions in real time.
More Insights
Suppliers Are Drowning in Data Requests — Here’s the Fix
Vogue Business recently highlighted how suppliers are overwhelmed by repetitive carbon data requests. From Scope 3 emissions to CCAs, the...
The 10 Best Carbon Accounting Software
Explore the 10 best carbon accounting software platforms empowering businesses to track, reduce, and report emissions. Learn how tools like...
Caly AI & Climatiq: Automated Carbon Intelligence for Manufacturers & SMEs
Discover how Carbalyze (Caly AI) and Climatiq are transforming sustainability with automated, audit-ready carbon insights. From BOM upload to emission...
Fueled by intelligent systems to elevate your reading experience.