July 2026: When Scope 3 reporting becomes supply-chain disaster
The Perfect Storm
What this means:
- Group 1 companies MUST report Scope 3 emissions (July 2026)
- Scope 3 = emissions from up and downstream suppliers
- Industry research shows supplier data is “patchy”
- Large companies can’t report without supplier data
- Large companies can’t replace their SME suppliers in months
The consequence:
Both reporting groups and their SME suppliers face business disruption.
Industry Research Confirms the Crisis
The Data Gap is Real
Oxford Economics (2025) – Australian Food & Grocery Sector:
More than 70% of the sector’s carbon footprint sits in Scope 3 – indirect emissions from suppliers, transport and packaging. That’s an estimated 50 million tonnes of CO₂-e every year.
“Supplier data is patchy. Emissions factors are useful but generic. Forecasting is rare.”
“This data gap is more than a compliance headache – it’s a barrier to competitive advantage.”
What this means: Even in just one sector, supplier emissions are material and the underlying data is weak.
Even Large Companies Are Struggling
Sphera Global Survey (2025) – 315 Sustainability Professionals:
“Even mature companies still struggle with Scope 3.”
“Sourcing and reconciling quality data remains an ambitious and complex undertaking.”
What this means: If companies with dedicated sustainability teams and million-dollar budgets are struggling, small SME suppliers are in serious trouble.
The Preparedness Gap
AASB-AUASB Research (July 2025) – ASX-Listed Entities:
- Study of Australian companies shows significant preparedness gaps
- Many entities unprepared for mandatory climate reporting
- Supply chain data collection identified as major challenge
What this means: If large companies with all their resources aren’t ready, their SME suppliers definitely aren’t ready.
The Scale of the Problem
Illustrative individual per Group 1 company examples of the scale of SME supplier exposure across major sectors based on individual sector benchmarks
Retail
- 10,000 SME suppliers
- ~70% of their emissions are scope 3
- If 60% lack data – 6,000 SMEs are at risk
- Those suppliers cannot be replaced in months
Resources
- 12,000 SME suppliers
- ~70% of their emissions are scope 3
- If 58% lack data – 7,000 SME suppliers at risk
- Qualification periods of 12-18 months common for SME suppliers
Financial Services
- 8,000 SME suppliers
- ~80% of emissions are scope 3
- If 65% lack data – 5,200 SME suppliers at risk
- Vendor onboarding takes 12 months and longer
Manufacturing
- 5,000 SME suppliers
- ~75% of emissions are scope 3
- If 55% lack data – 2,750 SME suppliers are at risk
- Replacement & qualification can take 12-24 months
Why the Data Gap Exists
Industry research identifies key barriers:
Lack of awareness
- Most SME suppliers don’t know AASB S2 exists
- Most SMEs don’t understand scope 3 requirements
- Most SMEs haven’t been contacted by customers yet
Complexity
- Even large companies with more resources struggle
- Data collection is “ambitious & complex”
- Multiple data sources, formats & quality issues
Cost Perception
- Traditional consultants cost $50K-$200K – SaaS solutions similar for DIY models
- SMEs can’t afford this
- SMEs will delay until a customer demands it (then it’s too late)
Time Constraints
- July 2026 scope 3 kicks off
- Traditional assessment processes take time
- And the late rush to meet deadlines causes more bottlenecks
The Mutual Survival Solution
For Large Companies (Group 1 & 2)
A practical way to protect supply-chain continuity and obtain real supplier data at scale for Scope 3 reporting.
- Bulk supplier assessments delivered in batches
- Real supplier data for accurate Scope 3 reporting
- Significantly lower cost than supplier replacement or internal rollout
- No disruption to critical embedded supply chains – limiting commercial risk
For SME Suppliers
A fast, fully online way to provide the AASB S2 compliant emissions information your customers need for Scope 3 reporting.
- Compliant Supplier Emissions Certificates for customer requirements
- Fixed-price assessments for businesses that need more
- Fast turnaround through a fully online process
- Protects your customer relationships, reduces business risk & gives you a significant competitive advantage for new business
The Timeline
Pre-July 2026 – SME Supplier Unreadiness
Industry research shows most SME suppliers are not prepared to provide usable emissions data in the form that larger customers require.
July 2026 – Scope 3 Reporting Begins
Large reporting groups begin formal Scope 3 reporting, and pressure starts to move through the supply chain as supplier data becomes more important.
Post 2026 – Real Supplier Data Matters
Industry averages and generic assumptions cease being acceptable. Reporting groups need actual supplier data to adhere to compliance and market requirements. Reporting companies face severe penalties if they can’t report actual supplier data.
Ongoing Commercial Consequences
If suppliers cannot provide the required data, they cannot remain in the supply chain. Reporting gaps then become supply-chain disruption – replacing suppliers takes time, costs money and affects the reporting group’s business as much as the supplier’s.
SME Suppliers – Don’t Be a Statistic
What the Evidence Shows:
✗ More than 70%+ of emissions sit within SME supply chains
✗ SMEs aren’t aware of requirements – therefore data is “patchy” and “incomplete”
✗ Even large, well resourced companies are struggling
✗ This data gap is a huge commercial disadvantage – unprepared SMEs will be left behind
What You Need to do Now:
✓ Get assessed before your major customers start asking
✓ Provide quality emissions data to customers for their reporting
✓ Gain a competitive advantage – become a preferred supplier and win new business
✓ Protect your business from disruption – avoid losing your main clients
Sources
- Oxford Economics (2025), “Beyond Compliance: Closing the Scope 3 Data Gap in Australia’s Food and Grocery Sector”
- Sphera (2025), “The 2025 Scope 3 Report: Forge a Path to Climate Leadership” – Global survey of 315 sustainability professionals
- AASB-AUASB (July 2025), “Preparedness of ASX-listed entities for the forthcoming climate-related reporting and assurance requirements”