Carbon removal procurement & offtakes KPIs by sector (with ranges)

The carbon removal procurement market surged past $2.1 billion in cumulative contracted volume by late 2025, yet buyers face a fundamental measurement challenge: the KPIs governing procurement decisions vary dramatically by removal pathway, sector, and contract structure. With over 30 distinct removal technologies now competing for offtake agreements, procurement teams need standardized benchmarks to evaluate permanence claims, cost trajectories, and delivery risk. Getting these metrics right determines whether organizations build credible net-zero portfolios or accumulate removal credits that fail to withstand scientific and regulatory scrutiny.

Why It Matters

Carbon removal procurement has evolved from a niche voluntary exercise into a strategic imperative for multinational corporations, sovereign wealth funds, and compliance-facing entities. Frontier, the advance market commitment launched by Stripe, Alphabet, Shopify, Meta, and McKinsey, has facilitated over $1 billion in pre-purchase commitments since its inception. Microsoft's Climate Innovation Fund has committed to procuring 3.5 million tonnes of carbon removal by 2030. The EU Carbon Removal Certification Framework (CRCF), adopted in late 2024, now establishes formal rules for quantifying and verifying removal activities, creating new compliance demand alongside voluntary markets.

The urgency is compounded by the Intergovernmental Panel on Climate Change's Sixth Assessment Report, which identifies 6 to 16 gigatonnes of annual carbon dioxide removal as necessary by 2050 across modeled 1.5 degree Celsius pathways. Current removal capacity stands at roughly 0.01 gigatonnes per year for engineered approaches, representing a gap of several orders of magnitude. Procurement and offtake agreements serve as the primary demand signal that drives capital into scaling these technologies.

For procurement teams in technology, financial services, energy, and consumer goods, the challenge is not simply buying removal credits but buying the right credits at appropriate price points with verifiable permanence. The KPI frameworks outlined here provide the analytical foundation for making those decisions with confidence.

Key Concepts

Permanence Duration refers to the length of time removed carbon remains sequestered from the atmosphere. This is the single most consequential variable in removal procurement. Geological storage through direct air capture with dedicated sequestration offers permanence exceeding 10,000 years. Enhanced rock weathering provides permanence of 1,000 to 100,000 years depending on mineral type and weathering conditions. Biochar delivers 100 to 1,000 years of storage stability. Nature-based approaches such as afforestation and soil carbon sequestration offer 10 to 100 years of storage, subject to reversal risks from fire, disease, or land use change. Buyers increasingly segment portfolios by permanence tier, with higher-permanence removals commanding premium pricing.

Additionality Verification measures whether the removal activity would have occurred absent the procurement incentive. This KPI has become more rigorous following criticism of early forest carbon projects. Leading verification bodies including Puro.earth, Isometric, and the Carbon Standards International consortium now require counterfactual analysis demonstrating that revenue from credit sales is material to project economics. Strong additionality scores require that credit revenue comprises at least 30% of total project revenue.

Measurement, Reporting, and Verification (MRV) encompasses the technical systems used to quantify actual tonnes of CO2 removed. MRV quality varies enormously by pathway: direct air capture facilities meter CO2 flows with industrial-grade instrumentation achieving plus or minus 3% uncertainty. Biochar quantification relies on laboratory analysis of carbon content and stability, with typical uncertainty ranges of plus or minus 10 to 15%. Soil carbon projects use a combination of direct sampling and modeling, with uncertainty frequently exceeding plus or minus 30%. Procurement contracts should specify MRV methodology, uncertainty bounds, and third-party verification requirements.

Delivery Risk captures the probability that contracted tonnes will be delivered on schedule. Early-stage removal technologies face substantial execution risk: a 2025 analysis by Carbon Direct found that 40% of offtake contracts signed before 2023 experienced delivery delays of 12 months or more. Delivery risk correlates strongly with technology readiness level and the counterparty's capitalization relative to contracted volume.

Carbon Removal Procurement KPIs: Benchmark Ranges by Sector

Metric	Below Average	Average	Above Average	Top Quartile
Permanence Duration (years)	<25	25-100	100-1,000	>1,000
Cost per Tonne CO2 (Engineered)	>$800	$400-800	$200-400	<$200
Cost per Tonne CO2 (Nature-based)	>$50	$20-50	$10-20	<$10
MRV Uncertainty (%)	>30%	15-30%	5-15%	<5%
Delivery Rate (contracted vs actual)	<50%	50-75%	75-90%	>90%
Additionality Score (credit revenue share)	<15%	15-30%	30-50%	>50%
Portfolio Diversification (pathways)	1	2-3	4-5	>5
Contract Duration (years)	<2	2-5	5-10	>10

Sector-Specific Benchmarks

Technology Sector: Large technology companies lead in both volume and price tolerance. Microsoft, Google, and Stripe have collectively contracted for over 5 million tonnes of engineered removal at prices ranging from $200 to $600 per tonne. Average procurement budgets for Fortune 500 technology firms allocate 0.2 to 0.5% of revenue to carbon removal. Portfolio composition typically targets 60 to 70% engineered removal and 30 to 40% nature-based, reflecting science-based target alignment.

Financial Services: Banks and asset managers procure removal credits primarily for portfolio-level net-zero commitments under the Glasgow Financial Alliance for Net Zero (GFANZ). Average procurement volumes remain smaller (500 to 5,000 tonnes annually) with price sensitivity concentrated below $300 per tonne for engineered pathways. Financial institutions place disproportionate emphasis on reputational risk, requiring removal credits with AAA-equivalent verification ratings.

Energy and Extractives: Oil and gas majors use removal procurement both for voluntary commitments and to explore potential compliance applications. Occidental Petroleum's partnership with 1PointFive for direct air capture offtakes represents the largest single corporate agreement at over 500,000 tonnes. Energy sector buyers accept higher prices ($400 to $1,000 per tonne) for engineered approaches that demonstrate geological storage compatible with their subsurface expertise.

Consumer Goods and Retail: Consumer-facing companies prioritize removal credits with compelling narratives for customer communication. Average procurement volumes range from 100 to 2,000 tonnes annually, with strong preference for biochar and enhanced weathering pathways that offer tangible physical products. Price sensitivity is high, with most purchases concentrated below $150 per tonne.

What's Working

Advance Market Commitments Driving Scale

Frontier's pooled procurement model has demonstrated that aggregated demand signals can accelerate technology development. By guaranteeing offtake volumes years before delivery, Frontier has enabled companies like Heirloom Carbon Technologies to secure project finance for their first commercial direct air capture facility in Tracy, California. The facility, operational since mid-2024, captures 1,000 tonnes per year using limestone-based mineralization and serves as a proof point for scaling to 100,000-tonne facilities. Frontier's rigorous technical review process, which evaluates submissions against permanence, additionality, and scalability criteria, has become a de facto quality standard for the industry.

Isometric and Third-Party Verification Innovation

Isometric, founded in 2022, has established itself as a leading independent verification body for engineered carbon removal. Their protocol requires direct measurement of removed CO2 at the point of injection or sequestration, independent of supplier self-reporting. As of early 2026, Isometric has verified over 200,000 tonnes of removal across 18 projects, with rejection rates of approximately 25% for submissions that fail measurement standards. This independent verification infrastructure addresses the credibility deficit that plagued early voluntary carbon markets and provides procurement teams with auditable assurance.

Portfolio Approaches Reducing Risk

Sophisticated buyers, notably Microsoft and Swiss Re, have adopted portfolio-based procurement strategies that diversify across removal pathways, geographies, and delivery timelines. Microsoft's portfolio spans direct air capture (Climeworks, Heirloom), enhanced weathering (Lithos Carbon), biochar (Charm Industrial), and ocean-based removal (Running Tide successor projects). This approach reduces counterparty risk, hedges against technology-specific failure modes, and builds organizational learning across multiple removal categories simultaneously.

What's Not Working

Delivery Failures and Timeline Slippage

The gap between contracted and delivered tonnes remains the sector's most significant operational challenge. Carbon Direct's 2025 market analysis documented that only 58% of pre-2024 offtake commitments were fulfilled within the originally contracted timeframe. Common failure modes include permitting delays for geological storage sites, equipment procurement bottlenecks for specialized components, and underperformance of pilot-stage systems when scaled. Buyers should build 20 to 40% buffer capacity into procurement plans and negotiate milestone-based payment structures rather than lump-sum advance payments.

Price Discovery Opacity

Unlike commodity carbon markets with transparent pricing, removal procurement operates through bilateral negotiations with limited price visibility. The same removal pathway from comparable projects can trade at price differentials of 50 to 100% depending on buyer sophistication, contract structure, and relationship dynamics. CDR.fyi, a transparency platform tracking published removal purchases, has improved visibility but captures only a fraction of total market activity. This opacity disadvantages smaller buyers and emerging market participants who lack the deal flow and benchmarking data available to large technology companies.

Nature-Based Removal Quality Concerns

Despite lower cost, nature-based removal credits continue to face credibility challenges. A 2025 analysis by Renature and the University of Cambridge found that 30 to 40% of forest-based removal projects overestimated sequestration rates by failing to account for baseline carbon accumulation. Soil carbon projects in emerging markets face additional challenges: limited laboratory infrastructure for sample analysis, inconsistent measurement protocols, and reversal risks exacerbated by climate variability. Procurement teams should apply higher uncertainty discounts (30 to 50%) to nature-based credits and require multi-year monitoring commitments.

Key Players

Established Leaders

Climeworks operates the world's largest direct air capture facility, Mammoth, in Iceland with nominal capacity of 36,000 tonnes per year. Their partnership with Carbfix for basalt mineralization storage provides geological permanence exceeding 10,000 years.

Occidental Petroleum / 1PointFive is developing the STRATOS direct air capture hub in Texas, targeting 500,000 tonnes per year capacity with geological storage in saline aquifer formations.

Puro.earth operates the largest registry for engineered carbon removal, with over 1.5 million tonnes of removal credits issued across biochar, enhanced weathering, and carbonated building materials.

Emerging Startups

Lithos Carbon deploys enhanced rock weathering on agricultural land, spreading crushed basalt that sequesters CO2 while improving soil fertility. They have secured offtake agreements exceeding 100,000 tonnes.

Heirloom Carbon Technologies uses limestone looping for direct air capture, achieving capture costs approximately 30% below solvent-based approaches at their Tracy, California facility.

Charm Industrial converts biomass waste into bio-oil for geological injection, offering a hybrid biological-geological pathway with permanence exceeding 1,000 years.

Key Investors and Funders

Lowercarbon Capital has deployed over $800 million into carbon removal companies, making it the most active dedicated fund in the sector.

US Department of Energy committed $3.5 billion through the Regional Direct Air Capture Hubs program, funding four large-scale DAC facilities across the United States.

Breakthrough Energy Ventures maintains significant positions in removal technology companies including CarbonCure, Heirloom, and Lithos Carbon.

Action Checklist

• Define organizational removal procurement targets aligned with Science Based Targets initiative (SBTi) net-zero guidance
• Establish minimum permanence thresholds for each procurement tier (recommend 100+ years for engineered, 25+ years for nature-based)
• Require third-party MRV verification from recognized bodies (Isometric, Puro.earth, or equivalent) for all purchases exceeding 500 tonnes
• Build portfolio diversification across at least three distinct removal pathways to mitigate technology-specific risks
• Negotiate milestone-based payment structures with 20 to 30% holdback contingent on verified delivery
• Establish internal carbon pricing at or above $100 per tonne to justify engineered removal procurement
• Monitor regulatory developments including EU CRCF implementation and potential US Section 45Q expansion
• Publish procurement volumes and pricing to contribute to market transparency

FAQ

Q: What is a reasonable price expectation for engineered carbon removal in 2026? A: Expect $300 to $600 per tonne for direct air capture with geological storage from established operators. Enhanced weathering and biochar range from $80 to $250 per tonne. Prices have declined 15 to 25% annually for direct air capture as facilities scale, but remain 10 to 50 times more expensive than nature-based alternatives. Budget planning should assume 10 to 15% annual cost reduction through 2030, consistent with learning curve projections from the International Energy Agency.

Q: How should procurement teams evaluate permanence claims from removal suppliers? A: Request detailed scientific documentation of the storage mechanism, including peer-reviewed literature supporting durability estimates. For geological storage, require injection site characterization data and long-term monitoring plans. For biochar, demand H/C ratio analysis (ratios below 0.4 indicate high stability) and accelerated aging test results. For enhanced weathering, require dissolution rate measurements under field conditions rather than laboratory estimates.

Q: What contract structures best protect buyers from delivery risk? A: Structure contracts with milestone-based payments: 10 to 20% at contract signing, 30 to 40% at construction completion, and remaining balance upon verified delivery. Include performance guarantees with replacement credit obligations if delivery falls below 80% of contracted volume. Require quarterly progress reporting and reserve the right to independent facility inspection.

Q: Should organizations prioritize engineered or nature-based removal? A: A balanced portfolio approach is recommended. Allocate 50 to 70% of volume targets to engineered removal (higher permanence, lower delivery risk at scale) and 30 to 50% to high-quality nature-based approaches (lower cost, co-benefits for biodiversity and livelihoods). This aligns with guidance from the Oxford Principles for Net Zero Aligned Carbon Offsetting, which recommends shifting procurement toward higher-permanence approaches over time.

Q: How do emerging market removal projects compare on quality metrics? A: Emerging market projects, particularly in biochar and enhanced weathering, offer cost advantages of 30 to 60% compared to OECD-based equivalents. However, they typically score lower on MRV infrastructure (higher uncertainty bounds), regulatory certainty (policy risk), and counterparty financial strength. Buyers should apply risk-adjusted pricing, require enhanced monitoring protocols, and consider partnering with established verification bodies that maintain local technical capacity.

Sources

• Frontier Climate. (2025). Annual Removal Procurement Report: Market Dynamics and Portfolio Performance. San Francisco: Frontier.
• Carbon Direct. (2025). State of Carbon Removal 2025: Offtake Market Analysis and Delivery Metrics. New York: Carbon Direct.
• International Energy Agency. (2025). Direct Air Capture: Technology Deep Dive and Cost Projections. Paris: IEA Publications.
• Isometric. (2026). Verification Standards for Engineered Carbon Removal: 2025 Market Review. London: Isometric Science.
• Smith, S.M. et al. (2024). The State of Carbon Dioxide Removal, 2nd Edition. University of Oxford: Smith School of Enterprise and the Environment.
• European Commission. (2024). Carbon Removal Certification Framework: Implementation Guidance. Brussels: European Commission.
• CDR.fyi. (2026). Carbon Dioxide Removal Market Dashboard: Q4 2025 Data. Available at: https://www.cdr.fyi/