Deep dive: Business Sustainability — the fastest-moving subsegments to watch

A 2025 McKinsey survey of 1,200 European procurement leaders found that 74% now rank sustainability criteria as equal to or more important than cost when selecting suppliers, up from 38% just three years earlier. This shift reflects a broader acceleration across business sustainability subsegments, where regulatory pressure from the EU Corporate Sustainability Reporting Directive (CSRD), evolving consumer expectations, and investor scrutiny have transformed sustainability from a compliance checkbox into a core competitive differentiator. The subsegments moving fastest are not the ones generating the most headlines but the ones where capital deployment, technology maturity, and regulatory mandates are converging simultaneously.

Why It Matters

Europe's business sustainability landscape is undergoing structural transformation at a pace that procurement professionals cannot afford to ignore. The CSRD, which began phasing in during 2024 for large public-interest entities, will cover approximately 50,000 companies across the EU by 2026, mandating detailed disclosures on environmental, social, and governance performance across entire value chains (European Commission, 2024). For procurement teams, this means that supplier sustainability performance is no longer a "nice to have" reporting metric but a compliance requirement with audit obligations.

The financial stakes are substantial. Companies subject to CSRD reporting that fail to demonstrate adequate value chain sustainability management face regulatory penalties and, increasingly, loss of access to capital. The European Central Bank's 2025 climate stress test revealed that banks are beginning to price climate transition risk into lending decisions, with sustainability laggards facing 50 to 150 basis point premiums on corporate debt facilities (ECB, 2025). At the same time, early movers are capturing tangible commercial advantages: a 2025 Boston Consulting Group analysis of 400 European firms found that companies in the top quartile of sustainability performance generated 12 to 18% higher EBITDA margins than sector peers over a five-year period.

The subsegments where momentum is building fastest share three characteristics: regulatory mandates creating non-negotiable demand, technology platforms reaching commercial maturity, and measurable returns on investment that survive CFO scrutiny. Understanding which subsegments meet all three criteria is essential for procurement leaders making allocation decisions in 2026 and beyond.

Key Concepts

Supply chain decarbonization (Scope 3): The measurement, reporting, and reduction of greenhouse gas emissions across the entire value chain, typically representing 70 to 90% of a company's total carbon footprint. Scope 3 has shifted from voluntary disclosure to mandatory reporting under CSRD and the SEC climate disclosure rules.

Circular procurement: Purchasing strategies that prioritize products and services designed for longevity, repairability, recyclability, and minimum virgin material content. The EU Ecodesign for Sustainable Products Regulation (ESPR) is making circular procurement a regulatory requirement for multiple product categories starting in 2026.

Digital product passports (DPP): Standardized digital records that travel with a product through its lifecycle, containing information on materials composition, manufacturing origin, repairability, and end-of-life recyclability. The EU is mandating DPPs for batteries (2027), textiles (2028), and electronics (2029).

Double materiality assessment: The process of evaluating both how sustainability issues affect a company's financial performance (financial materiality) and how the company's operations affect people and the environment (impact materiality). This is the foundation of CSRD reporting and increasingly drives procurement strategy.

Supplier sustainability scoring: Systematic evaluation frameworks that rate suppliers on environmental and social performance using standardized metrics, often integrated into procurement platforms and enterprise resource planning systems.

What's Working

Scope 3 Measurement and Reduction Platforms

The most rapid acceleration is occurring in Scope 3 emissions measurement and management. Spend-based estimation methods, which dominated as recently as 2023, are giving way to activity-based and supplier-specific data collection at scale. Siemens deployed its SiGreen platform across 2,400 tier-one suppliers in 2024, collecting product-level carbon footprint data covering 67% of its procurement spend. The platform uses a decentralized data exchange protocol that allows suppliers to share carbon intensity data without revealing proprietary cost structures. Within 18 months of deployment, Siemens identified that 14% of its suppliers accounted for 62% of its Scope 3 emissions, enabling targeted engagement programs that achieved a 9% absolute reduction in Category 1 (purchased goods and services) emissions (Siemens AG, 2025).

Similarly, BASF's Product Carbon Footprint calculation engine now covers more than 45,000 sales products, providing downstream customers with verified carbon intensity data. This data flow enables procurement teams at BASF's industrial customers to make carbon-informed purchasing decisions at the individual product level rather than relying on industry-average emission factors.

Digital Product Passports for Battery Value Chains

The EU Battery Regulation, which entered into force in February 2024, establishes the most advanced DPP requirements currently in effect. By February 2027, all industrial and EV batteries placed on the EU market must carry a digital passport containing data on carbon footprint, recycled content, material composition, and due diligence information for cobalt, lithium, nickel, and graphite sourcing.

Volvo Cars and its battery supplier Northvolt have been operating a pilot DPP system since mid-2024, tracking battery cells from cathode material production in Finland through cell assembly in Sweden to vehicle integration in Belgium. The system uses a combination of blockchain-anchored identifiers and GS1 EPCIS (Electronic Product Code Information Services) standards to maintain chain-of-custody integrity across 11 supply chain nodes. Early results show that DPP implementation added approximately 0.3% to battery pack production costs but enabled Volvo to document 23% lower carbon intensity per kWh compared to industry benchmarks, a data point that has become a meaningful differentiator in fleet procurement tenders (Volvo Cars, 2025).

Supplier Sustainability Scoring Integration

EcoVadis, the dominant European supplier sustainability rating platform, now covers more than 130,000 companies across 175 countries. What has changed in the past 18 months is the integration of EcoVadis scores directly into procurement decision workflows. Schneider Electric embedded EcoVadis ratings into its procurement system in 2024, requiring all strategic suppliers (those representing >$1 million in annual spend) to achieve a minimum score of 45 out of 100, with a pathway to 55 by 2027. Suppliers falling below the threshold enter a structured improvement program or face volume reallocation. Since implementation, 340 of Schneider's 2,100 strategic suppliers have improved their scores by 10 or more points, and 28 suppliers were replaced with higher-scoring alternatives (Schneider Electric, 2025).

L'Oreal has taken a different approach, developing a proprietary Supplier Sustainability Program that assesses 1,500 strategic suppliers across environmental, social, ethics, and sustainable procurement criteria. The program includes on-site audits conducted by third-party firms and provides suppliers with customized improvement roadmaps. L'Oreal reports that suppliers in the program reduced their average carbon intensity by 17% between 2022 and 2025.

What's Not Working

Scope 3 Data Quality Remains Inconsistent

Despite platform improvements, Scope 3 data quality is still the weakest link in business sustainability measurement. A 2025 CDP analysis of 8,600 corporate climate disclosures found that only 22% of reporting companies used supplier-specific emission factors for their Scope 3 Category 1 emissions, with the remainder relying on spend-based or industry-average estimates that carry uncertainty ranges of plus or minus 40 to 60% (CDP, 2025). This means that procurement teams making supplier selection decisions based on Scope 3 data are frequently comparing numbers with vastly different levels of accuracy.

The problem is compounded in complex supply chains. A European automotive OEM that attempted to collect primary emissions data from its tier-two and tier-three suppliers in 2024 found that fewer than 15% could provide product-level carbon footprint data, with the majority unable to separate manufacturing energy consumption by product line. Without standardized data exchange protocols and capacity building for smaller suppliers, Scope 3 reporting remains a top-of-the-pyramid exercise.

Circular Procurement Faces Cost Premiums

While circular procurement is gaining regulatory support through the ESPR and national green public procurement policies, practical adoption is constrained by persistent cost premiums. Recycled-content materials consistently cost 10 to 30% more than virgin alternatives in categories including polymers, textiles, and construction aggregates. The European Circular Economy Stakeholder Platform's 2025 procurement survey found that 61% of public sector buyers cited cost as the primary barrier to increasing circular procurement, despite 89% having formal circular procurement policies in place (European Commission, 2025).

The challenge is particularly acute for SMEs, which represent 99% of European businesses but lack the procurement volume to negotiate competitive pricing on circular alternatives. Without policy mechanisms such as reduced VAT rates for circular products or mandatory minimum recycled content requirements (which the ESPR will introduce for specific categories starting in 2027), circular procurement will remain disproportionately concentrated among large enterprises with the financial capacity to absorb short-term cost premiums.

Double Materiality Assessments Lack Comparability

The European Sustainability Reporting Standards (ESRS) require companies to conduct double materiality assessments as the foundation of their CSRD reports. However, the assessments are proving difficult to standardize in practice. Different advisory firms apply different materiality thresholds, stakeholder engagement methodologies, and impact valuation approaches, producing results that vary significantly even for companies in the same sector. EFRAG's 2025 implementation review noted that the absence of quantitative thresholds for determining materiality means that two companies with identical operations could legitimately reach different conclusions about which sustainability topics are material (EFRAG, 2025).

For procurement teams, this inconsistency creates challenges when comparing supplier sustainability disclosures. A supplier's decision to exclude water stress from its material topics, for example, does not mean the issue is irrelevant to a procurement team sourcing from water-stressed regions.

Key Players

Established Companies

• Siemens: Deployed SiGreen supply chain decarbonization platform across thousands of suppliers
• Schneider Electric: Integrated EcoVadis scoring into procurement workflows with minimum score thresholds
• BASF: Built product carbon footprint engine covering 45,000+ products for downstream transparency
• L'Oreal: Operates proprietary supplier sustainability program with on-site audits and improvement roadmaps
• Volvo Cars: Piloting digital product passports for battery value chains with Northvolt

Startups and Platforms

• EcoVadis: Leading supplier sustainability rating platform covering 130,000+ companies
• Sphera: Enterprise sustainability management software for LCA and product stewardship
• Plan A: AI-powered carbon accounting and decarbonization platform for European mid-market companies
• Integrity Next: Supplier risk management platform integrating ESG compliance monitoring
• Circulor: Supply chain traceability platform using digital passports for critical raw materials

Investors and Funders

• European Investment Bank: Largest multilateral funder of circular economy projects in Europe
• Circularity Capital: Edinburgh-based growth equity fund focused on circular economy businesses
• SET Ventures: European climate tech VC investing in energy transition and industrial sustainability
• Breakthrough Energy Ventures: Backing supply chain decarbonization and industrial efficiency startups

Action Checklist

• Conduct a Scope 3 hotspot analysis to identify the 15 to 20% of suppliers driving the majority of value chain emissions
• Require strategic suppliers to provide product-level carbon footprint data using activity-based methods rather than spend-based estimates
• Integrate supplier sustainability scores into procurement decision workflows with minimum thresholds and improvement timelines
• Assess digital product passport readiness for product categories covered by the EU Battery Regulation and upcoming ESPR mandates
• Develop circular procurement specifications for priority categories, including minimum recycled content and end-of-life take-back requirements
• Complete a double materiality assessment aligned with ESRS requirements, engaging both internal stakeholders and external value chain partners
• Establish a supplier capacity building program for tier-one and critical tier-two suppliers that lack sustainability measurement capabilities
• Monitor regulatory developments including ESPR product category delegated acts, CBAM expansion, and national green procurement mandates

FAQ

Q: Which business sustainability subsegment offers the fastest ROI for procurement teams? A: Scope 3 measurement and targeted supplier engagement consistently delivers the fastest measurable returns. Companies that identify their highest-emitting suppliers and implement collaborative reduction programs typically achieve 5 to 15% absolute emission reductions within 18 to 24 months, while simultaneously reducing energy-related costs in the supply chain. The initial investment in measurement platforms ($200,000 to $500,000 for mid-market companies) is typically recovered within 12 to 18 months through supplier cost optimization and avoided carbon pricing exposure.

Q: How should procurement teams prepare for digital product passport requirements? A: Start with the product categories facing the earliest regulatory deadlines: batteries (February 2027), then textiles and electronics. Audit current data collection capabilities across your supply chain to identify gaps in materials composition, manufacturing origin, and carbon footprint data. Engage key suppliers now on data exchange formats and protocols, as the GS1 EPCIS standard is emerging as the most widely adopted framework. Allocate budget for systems integration, as DPP data will need to flow between supplier ERP systems, your procurement platform, and customer-facing product information systems.

Q: What is the minimum viable approach to supplier sustainability scoring for companies just starting? A: Begin with a third-party platform such as EcoVadis or IntegrityNext to assess your top 50 suppliers by spend volume. Set a baseline score threshold (typically 25 to 35 out of 100 for initial assessment) and identify suppliers requiring improvement. Implement a tiered engagement approach: strategic suppliers receive customized improvement roadmaps and quarterly review meetings, while transactional suppliers are monitored through annual reassessment. This approach covers 60 to 80% of procurement spend with manageable resource requirements and can be expanded to the full supplier base over 18 to 24 months.

Q: How do CSRD requirements change procurement's role in sustainability? A: CSRD fundamentally elevates procurement from a supporting function to a frontline compliance role. Under the value chain reporting requirements in ESRS E1 (Climate Change) and ESRS S2 (Workers in the Value Chain), companies must disclose sustainability performance data for their upstream supply chains. This means procurement teams become responsible for collecting, validating, and reporting supplier sustainability data that will be subject to limited assurance (and eventually reasonable assurance) by external auditors. Companies that have not integrated sustainability data collection into their procurement processes will face significant compliance gaps when their reporting obligations take effect.

Sources

• European Commission. (2024). Corporate Sustainability Reporting Directive: Implementation Guidance and Timeline. Brussels: European Commission, DG FISMA.
• European Central Bank. (2025). 2025 Climate Risk Stress Test Results: Implications for Bank Lending and Corporate Finance. Frankfurt: ECB Banking Supervision.
• CDP. (2025). Global Supply Chain Report 2025: Scope 3 Emissions Data Quality and Supplier Engagement. London: CDP Worldwide.
• Siemens AG. (2025). SiGreen Supply Chain Decarbonization Program: 18-Month Impact Assessment. Munich: Siemens AG.
• Schneider Electric. (2025). Annual Sustainability Report 2024: Supplier Sustainability Program Results. Rueil-Malmaison: Schneider Electric SE.
• Volvo Cars. (2025). Battery Digital Product Passport Pilot: Technical Architecture and Initial Results. Gothenburg: Volvo Car Corporation.
• EFRAG. (2025). ESRS Implementation Review: Double Materiality Assessment Practices and Challenges. Brussels: European Financial Reporting Advisory Group.
• European Commission. (2025). EU Circular Economy Stakeholder Platform: Circular Public Procurement Survey Results. Brussels: European Commission, DG Environment.
• Boston Consulting Group. (2025). The Sustainability Premium: How ESG Leaders Outperform in European Markets. Munich: BCG.