How to Trade Carbon Credits: A Guide for Traders

Carbon credit trading involves buying and selling carbon market instruments or taking positions on changes in their prices. These markets include regulated emissions allowances and voluntary carbon credits, which serve different purposes and follow different rules.

Retail traders may gain exposure to certain carbon markets through futures, exchange-traded products or contracts for difference (CFDs). However, the prices of these products can be affected by government policy, energy costs, economic activity and the structure of the underlying derivatives.

This guide explains how carbon markets work, the instruments available to traders and the main costs and risks to consider.

What Are Carbon Credits?

Carbon credits are tradable units associated with greenhouse gas emissions, reductions or removals. However, the term carbon credit is often used broadly to describe two different types of instruments: compliance emissions allowances and voluntary carbon credits.

Understanding the distinction is important because the two markets operate under different rules and have different price drivers.

Compliance Carbon Markets

Compliance carbon markets operate under government-regulated emissions trading schemes. These systems generally require covered businesses to surrender allowances corresponding to their verified greenhouse gas emissions. An allowance typically represents permission to emit one tonne of carbon dioxide equivalent (CO₂e).

Examples include:

• European Union Allowances (EUAs): Used within the EU Emissions Trading System (EU ETS).
• UK Allowances (UKAs): Used within the UK Emissions Trading Scheme (UK ETS).
• California Carbon Allowances (CCAs): Used within California's cap-and-trade programme.

Under a cap-and-trade system, regulators set a limit on emissions covered by the scheme. Allowances are then allocated or auctioned, and participating businesses can trade them according to the relevant market rules.

A company expecting its emissions to exceed the allowances it holds may need to purchase additional units. A company holding more allowances than required may be able to sell its surplus, subject to the scheme's rules. The total supply of allowances and the demand from covered businesses help determine market prices.

Voluntary Carbon Markets

Voluntary carbon markets operate differently. They involve credits associated with projects that aim to reduce or remove greenhouse gas emissions. Examples include reforestation, methane capture and certain carbon removal activities.

A voluntary carbon credit typically represents one tonne of CO₂e reduced or removed, according to the relevant programme's methodology. Organisations may purchase these credits as part of their climate-related commitments.

Independent standards and registries, such as Verra and Gold Standard, provide frameworks for issuing, tracking and retiring eligible credits. However, the quality and credibility of voluntary credits can vary between projects.

Several factors can affect their environmental integrity and market value. These include additionality (whether the reduction would have happened without the project), permanence (how long the stored carbon stays out of the atmosphere), verification and the risk of double counting (the same reduction being claimed twice).

Voluntary carbon markets are also more fragmented than major compliance allowance markets, with prices varying considerably between credit types and projects.

Compliance Allowances vs Voluntary Carbon Credits

The distinction also matters for traders. A futures contract linked to EU allowances is not equivalent to purchasing a voluntary carbon credit from an environmental project.

How Does Carbon Credit Trading Work?

Carbon trading takes place through several types of markets and financial instruments. Businesses covered by emissions trading schemes may buy and sell allowances to meet their compliance obligations.

Financial market participants may also trade carbon-related products to manage price exposure or speculate on market movements. For retail traders, access depends on the market, provider and financial product.

1. Carbon Futures

Futures are standardised contracts that allow market participants to buy or sell an underlying instrument at a specified future date under agreed contract terms.

Carbon futures provide exposure to the prices of emissions allowances. Major trading venues include Intercontinental Exchange (ICE) and the European Energy Exchange (EEX), which offer contracts linked to compliance carbon markets.

Businesses may use these contracts to manage future allowance costs. Other market participants may trade them based on expectations of changes in carbon prices. Futures contracts have defined expiry dates, contract sizes and settlement arrangements.

Some carbon futures involve physical delivery of allowances, so you'll need to understand the contract specifications and your broker's procedures before expiry.

Futures also involve margin requirements, meaning adverse price movements can result in additional funding obligations or the closure of positions.

2. Carbon CFDs

Contracts for difference (CFDs) allow traders to speculate on price movements without owning the underlying asset. Some CFD providers offer products linked to carbon allowance futures or other carbon market benchmarks.

A trader may take a long position if they expect the relevant price to rise or a short position if they expect it to fall. However, a CFD does not give the trader ownership of an emissions allowance or a voluntary carbon credit.

CFDs are leveraged products, so the margin required to open a position is usually smaller than the total market exposure. This increases the effect of price movements on trading capital.

Carbon CFDs form part of the wider range of markets you can trade with CFDs, alongside markets such as indices, commodities and currencies. Product availability, pricing and trading costs vary between providers.

3. Carbon Exchange-Traded Products

Some exchange-traded funds (ETFs) and exchange-traded notes (ETNs) provide exposure to carbon allowance markets. These products may hold carbon futures or track indices based on emissions allowance prices.

They allow investors to access certain carbon markets through a securities account, depending on local regulations and product availability.

However, their performance may differ from changes in the spot price of an allowance. Management fees, futures pricing and contract rollover arrangements can all affect returns.

Investors should also distinguish between funds that track carbon allowance prices and funds that invest in companies involved in carbon reduction technologies. These products have different underlying exposures and risk characteristics.

What Drives Carbon Credit Prices?

Carbon prices are influenced by several factors, including government policy, energy markets and economic activity.

The relative importance of each factor depends on whether the market involves regulated allowances or voluntary credits.

1. Climate Policy and Emissions Regulations

Government policy is a major influence on compliance carbon markets. Regulators determine which sectors are covered, how allowances are distributed and how the overall emissions cap changes over time.

For example, a reduction in the number of allowances available may place upward pressure on prices if demand remains unchanged.

Conversely, measures that increase available supply or reduce compliance demand may put downward pressure on prices. Regulatory changes can also affect market expectations before they take effect.

Traders therefore monitor announcements relating to emissions caps, allowance auctions, market stability mechanisms and changes to the sectors covered by emissions trading schemes. However, the price impact of any policy announcement depends on what market participants had already expected.

2. Energy Prices and Fuel Switching

Energy markets can influence demand for emissions allowances, particularly in electricity generation. Different fuels produce different quantities of carbon dioxide when used to generate electricity.

Coal-fired generation generally produces more CO₂ emissions per unit of electricity than natural gas generation. As a result, changes in relative coal and gas prices can influence which fuel power producers use.

For example, if natural gas becomes significantly more expensive relative to coal, some electricity producers may increase coal-fired generation where operational and regulatory conditions allow.

This could increase demand for emissions allowances. However, the relationship is not automatic. Renewable electricity output, power demand, plant availability and national energy policies can also affect fuel choices and emissions.

3. Economic and Industrial Activity

Industrial production influences demand for compliance allowances. Sectors such as steel, cement and certain manufacturing industries can generate substantial greenhouse gas emissions.

When production increases, covered businesses may require more allowances to meet their compliance obligations. During an economic slowdown, lower industrial activity may reduce emissions and allowance demand.

However, the effect on prices also depends on allowance supply, existing holdings and expectations about future economic conditions. These broader economic influences are relevant across financial markets, including those analysed when trading the US Dollar Index.

4. Voluntary Credit Quality and Demand

Voluntary carbon credit prices depend on a different set of factors. Buyers may consider the type of environmental project, its location, verification standards and the durability of the claimed emissions reductions or removals.

For example, credits associated with long-term carbon removal may trade at different prices from credits generated by avoided emissions projects.

Concerns about project quality or changes in corporate demand can also affect prices. Because voluntary credits are not interchangeable in the same way as standardised compliance allowances, there may be substantial differences in pricing and liquidity.

What Are the Costs of Trading Carbon Credits?

Trading costs depend on the instrument used and the length of time a position remains open. For retail traders using carbon futures, CFDs or exchange-traded products, these costs can affect the overall return.

Spreads and Commissions

The spread is the difference between the buying and selling prices. Some brokers also charge a separate commission. Spreads can vary depending on market liquidity, volatility and the provider's pricing arrangements. Less liquid carbon-related products may have wider spreads, making frequent trading more expensive.

Contango and Futures Roll Yield

Contango occurs when longer-dated futures contracts trade at higher prices than nearer-dated contracts.

For example, suppose a carbon futures market shows:

• Near-month contract: €70 per tonne
• Later-month contract: €73 per tonne

The market is in contango between these two contracts. A fund or trading product that maintains long exposure by rolling futures contracts may experience negative roll yield when futures prices converge towards spot prices over time.

However, selling one contract and buying a more expensive one does not automatically create an immediate loss of the price difference. The effect on performance depends on how the futures curve changes and how the contracts are priced as they approach expiry.

Carbon futures are not always in contango, and the structure of the market can change. You should therefore check the relevant contract and rollover arrangements rather than assume every long carbon position faces the same costs.

Overnight Financing on CFDs

Some carbon CFDs incur overnight financing charges when positions remain open beyond the provider's daily cut-off time. These charges may be based on the position's notional value, a reference interest rate and the provider's financing adjustment.

A simplified annual-rate calculation is:

Daily financing charge = Position value × Annual financing rate ÷ 365

This is an illustrative formula only. Providers may use different day-count conventions, rates or charging methods. Futures-based CFDs may also incorporate holding costs through their pricing or rollover arrangements rather than a separate daily financing charge. Check your provider's contract specifications so you know which charges apply.

Management Fees on Exchange-Traded Products

Carbon-related ETFs and ETNs may charge ongoing management fees. Products that maintain exposure through futures contracts may also be affected by the futures term structure and rollover strategy.

These costs and structural features can cause an exchange-traded product's performance to differ from movements in the underlying carbon allowance price.

Risks of Carbon Credit Trading

Carbon markets carry risks that differ from those of traditional equity and currency markets. These include regulatory changes, liquidity conditions and the use of leveraged financial products.

Regulatory Risk

Compliance carbon markets depend on government rules. Changes to emissions caps, allowance supply or scheme coverage can affect prices.

Unexpected announcements may lead to sharp market movements, including price gaps. A stop-loss order may help manage risk, but it does not guarantee execution at the requested price.

Liquidity Risk

Liquidity varies between carbon markets and products. Major compliance allowance futures may have more active trading than certain voluntary credit markets.

In less liquid markets, it can be more difficult to enter or exit positions at the expected price. Wider spreads and slippage may also increase trading costs.

Voluntary Credit Integrity Risk

The value of voluntary carbon credits can be affected by concerns about the underlying projects. Issues involving verification, additionality, permanence or double counting may reduce buyer confidence.

In some cases, credits may lose substantial value if their environmental claims are challenged or their eligibility changes. This is one reason why voluntary carbon credits should not be treated as interchangeable with regulated emissions allowances.

Be cautious of unsolicited offers to buy voluntary carbon credits as an investment, particularly when they promise high or guaranteed returns or pressure you to act quickly.

Before sending money, check whether the firm appears on the relevant regulator's register or warning list, such as those published by the FCA in the UK.

Leverage and Margin Risk

Trading carbon CFDs or futures with leverage increases exposure to price movements. Losses can develop quickly if the market moves against an open position.

For UK retail clients trading CFDs with FCA-regulated providers, protections generally include leverage limits, margin close-out requirements and negative balance protection. However, these measures do not prevent traders from losing their deposited funds.

The Financial Conduct Authority (FCA) has introduced permanent restrictions on the sale of CFDs and CFD-like products to retail consumers because of the risks associated with leveraged trading.

Before opening a position, traders should consider the total market exposure, margin requirements and the potential effect of unexpected price movements. Sizing each position so that a single loss represents only a small share of trading capital, and avoiding concentrating funds in one market, may help limit the impact of adverse moves.

Conclusion

Carbon trading covers different markets, from regulated emissions allowances to voluntary credits linked to environmental projects. For traders, understanding the distinction is essential because these instruments have different purposes, pricing mechanisms and risks.

Compliance allowance prices are influenced by government policy, energy markets and industrial demand. Voluntary credit prices depend more heavily on project characteristics, credit quality and buyer demand.

Retail traders may access certain carbon markets through futures, exchange-traded products or CFDs, depending on availability and eligibility.

Each approach involves different costs and risks, including spreads, financing charges, futures rollover effects and leverage. Before choosing a provider, you can review the relevant product specifications and compare costs through independent CFD broker reviews.

Understanding how carbon markets operate, and how the chosen financial product gains exposure to them, is an important first step before risking capital.