Measure Module

Scope 3 Emissions Measurement

Measure your full value chain emissions across all 15 GHG Protocol Scope 3 categories. Seedling guides you through what data to collect, fills the gaps with approved estimation methods, and checks everything before it's published.
HOW IT WORKS

Everything you need to measure Scope 3 accurately

Scope 3 is where most businesses' emissions actually sit - and where most carbon platforms fall short. Seedling combines a structured assessment, AI tools, and automated supplier and employee surveys to make Scope 3 measurement easy.

Full value chain coverage

From purchased goods to end-of-life - every category accounted for

Scope 3 spans your entire value chain, upstream and downstream. Seedling maps all 15 GHG Protocol categories to your specific business type, so nothing material gets overlooked and nothing irrelevant wastes your time.

  • All 15 GHG Protocol Scope 3 categories supported
  • Upstream and downstream emissions covered
  • Materiality assessment to focus effort on what counts
  • Activity-based and spend-based inputs supported
measure your footprint dashboard
Supplier & employee engagement

Collect Scope 3 data straight from the source

The hardest part of Scope 3 isn't the maths - it's getting the data.

Seedling's built-in survey tools let you send structured data requests directly to suppliers and employees, so you're not chasing spreadsheets or making do with rough estimates.

  • Branded supplier surveys sent and tracked from your dashboard
  • Employee commuting and homeworking surveys included
  • Automatic data import and calculations - responses feed directly into your footprint
  • Improves accuracy year-on-year as supplier engagement grows
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Trusted by 500+ businesses globally
"We were genuinely blown away by the efficiency, expertise and helpfulness of Seedling. We were paired with our account manager Henry, an SBTi-certified expert, whose skilled and proactive guidance made the process feel seamless."
Kay Geoghegan
Quality, Data & B Corp Lead
,
Tyler Grange
Measure Module
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More Within Measure

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What our clients say

Don't just take our word for it...

‘When we started with Seedling, we were just beginning our journey towards understanding our carbon footprint. Seedling have been the ultimate professionals and have created a system that is easy to use, so now I have the knowledge to make informed decisions in line with our B Corp status.’
Marketing agency
Sian Eddy
Head of Ops
,
Modern
‘We found the team at Seedling very helpful. They made the set-up process simple and seamless and went above and beyond in understanding our business and how to capture the right data. We are delighted with the results.’
Consulting
Stuart Pearce
Director
,
Journey4
"Seedling has enabled us to play around with our strategy and understand the impact of any changes we make. For instance, if we want to switch 60% of cotton to recycled, we can quantify the impact that this will have. This is so helpful because once we've set targets, the key challenge is understanding how we get there."
Fashion
Mica Phillips
Sustainability Manager
,
Margaret Howell
“It’s been incredibly reassuring using Seedling to help us measure, report, and feel confident in the process. We’re now able to provide full Scope 3 reporting, supporting our continued ability to serve NHS hospitals in line with evolving requirements. The ideas and guidance from the team have been highly valuable in shaping our approach.”
Medical Device Distribution
Carly Rushton
Operations & Quality Manager
,
June Medical
"We were genuinely blown away by the efficiency, expertise and helpfulness of Seedling. We were paired with our account manager Henry, an SBTi-certified expert, whose skilled and proactive guidance made the process feel seamless."
Environmental Planning
Kay Geoghegan
Quality, Data & B Corp Lead
,
Tyler Grange
"I love working with Seedling on our climate impact measurement and reduction plans. The team are true experts in their field, and this - combined with an amazing platform - makes impact measurement enjoyable and educational. I am really impressed by Seedling's agility, ambition, and appetite for continual methodological improvements."
Fashion
Philippa Grogan
Sustainability Manager
,
Nobody's Child

Ready to get started?

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FAQs

Your questions answered

What is Scope 3 and why does it matter?

Scope 3 covers all indirect emissions in your value chain - from the goods and services you buy, to business travel, employee commuting, and what happens to your products at end of life. For most businesses, Scope 3 accounts for more than 70% of total emissions, so any credible Net Zero strategy has to include it.

Which Scope 3 categories do I need to measure?

The GHG Protocol defines 15 Scope 3 categories, split between upstream (e.g. purchased goods, business travel, waste) and downstream (e.g. use of sold products, investments). Not all will be material to your business. Seedling's assessment helps you identify which categories matter most and focuses your effort accordingly.

What data do I need to measure Scope 3?

It varies by category, but typically includes supplier spend data, business travel records, freight volumes, and employee commuting information. Your Seedling adviser will tell you exactly what to collect based on your business, and will help you use approved estimates where primary data isn't available.

What if my suppliers don't share emissions data?

This is common. Where supplier-specific data isn't available, Seedling uses spend-based or industry-average emission factors drawn from recognised databases. We also provide supplier engagement templates to help you start collecting primary data over time.

Still have questions?

Book a demo or get in touch and we'll be happy to help.