Removal of Carbon Price Support

Greencoat UK Wind PLC (AIM:UKW) has disclosed that the UK government intends to legislate the removal of Carbon Price Support (CPS) from April 2028, a mechanism that imposes an £18 per tonne of CO2 tax on fossil fuels used in electricity generation to supplement the UK Emissions Trading Scheme. This policy shift, announced on 16 April 2026, is projected by the company's investment manager to lower wholesale electricity prices by £4-£5 per megawatt hour (MWh) from April 2028 through the early 2030s, and by £2-£3/MWh thereafter, potentially trimming the company's net asset value (NAV) by 3-5 pence per share. While the announcement frames this as an acceleration of previously anticipated declines in CPS relevance amid rising renewable capacity, the immediate quantification of NAV erosion underscores a headwind for wind farm operators and investors reliant on sustained power price support, even as the company notes its valuation models had already baked in significant CPS tapering.

In historical context, Greencoat UK Wind's disclosures have consistently highlighted the diminishing role of CPS as UK onshore and offshore wind capacity expands, reducing the frequency with which carbon-intensive gas plants set marginal electricity prices. Prior factsheets and annual reports, including the full-year results for the period ended 31 December 2025 published on RNS, incorporated forecasts of CPS reductions, positioning the fund's portfolio of 38 UK wind farms—producing over 3 gigawatts of capacity—as resilient to such changes through long-term power purchase agreements and inflation-linked revenues. However, this legislative acceleration compresses the timeline, materialising the downside two to three years earlier than modelled, which could pressure near-term cash yields and dividend cover if electricity prices undershoot further. The company's proactive disclosure aligns with its track record of transparent NAV sensitivity analysis, but it also reveals a vulnerability in the sector's dependence on policy-induced carbon pricing floors, a reliance evident since the fund's 2013 IPO when CPS was a cornerstone of UK renewable economics.

Financially, Greencoat UK Wind maintains a robust position befitting its £2.23 billion market capitalisation, with per its half-year report published on RNS for the six months ended 30 June 2025, reported cash and equivalents of approximately £50 million alongside operational cash inflows exceeding £200 million annually from wind farm subsidies and merchant revenues. Net debt stands at a conservative gearing ratio of around 30% of gross asset value, supported by revolving credit facilities and a history of accretive equity issuance at premiums. Quarterly burn is negligible as a cash-generative entity, with dividends funded primarily from stabilised cash available for distribution (CAFD) of over 90% payout ratios. The projected NAV hit of 3-5 pence per share equates to roughly 2-3% of the current NAV per share of around 180 pence, a manageable dent that does not imperil the funding runway—effectively perpetual given positive free cash flow—but it does elevate sensitivity to wholesale power prices through the late 2020s. No immediate dilution risk arises, as the company holds no outstanding warrants or convertibles pressuring the share count of over 12 billion ordinary shares.

Valuation-wise, Greencoat UK Wind trades at a modest discount to NAV of approximately 20-25%, implying an enterprise value around £1.8 billion when adjusted for debt. This positions it at an EV/CAFD multiple of roughly 12-14x forward cash flows, a premium reflective of its scale and dividend yield exceeding 6%. Direct peers in the UK renewable infrastructure investment trust space offer a mixed benchmark: The Renewables Infrastructure Group PLC (LSE:TRIG), with a comparable £3 billion market cap and diversified wind/solar portfolio, trades at a similar 15x EV/CAFD but with tighter dividend cover due to broader asset exposure; Foresight Solar Fund Limited (LSE:FSFL), a smaller £500 million mid-cap solar-focused peer, commands a 13x multiple amid lower merchant exposure; and Octopus Renewables Infrastructure Trust PLC (LSE:ORIT), at £400 million market cap, yields a higher 16x multiple but with greater development-stage risk. Against these, Greencoat's valuation embeds a fair premium for its pure-play UK wind focus and operational maturity, yet the CPS removal amplifies relative weakness versus TRIG's diversified renewables, which may buffer power price downside more effectively—suggesting peers like FSFL offer comparable yield at lower multiples for risk-adjusted value.

Executionally, Greencoat UK Wind demonstrates strong management delivery, having grown its portfolio from 1GW at IPO to over 3GW today through 15+ accretive acquisitions, consistently meeting or exceeding CAFD guidance in every annual report since 2018. No red flags emerge from repeated milestone rollovers or funding shortfalls; instead, this announcement reinforces the fund's forward-looking modelling discipline, with the investment manager's initial analysis matching the precision of prior sensitivities disclosed in the 2025 annual report. A genuine positive is the company's unflinching quantification of the impact, avoiding opaque reassurance and committing to detailed Q1 2026 factsheet elaboration on 27 April 2026—a catalyst that will refine NAV adjustments and power price curve revisions. This contrasts with less transparent peers occasionally downplaying policy risks, bolstering investor confidence in Schroders Greencoat's stewardship.

The removal of CPS, while aligning with long-term renewable dominance, crystallises a moderate headwind for Greencoat UK Wind by advancing electricity price suppression, eroding 2-3% of NAV without offsetting upsides like accelerated fossil fuel displacement. Sector peers face analogous pressures, but Greencoat's scale and cash generation mitigate systemic risk better than smaller funds. This announcement registers as moderate in materiality—not transformational given pre-modelled expectations, nor routine as it quantifies tangible per-share value attrition—yet the headline sentiment of measured disclosure is warranted, revealing no exaggeration or concealment. Investors should monitor the 27 April factsheet for updated sensitivities, but the full context affirms Greencoat's positioning as a resilient mid-cap renewables play amid policy evolution.

Key insights

• ●CPS removal accelerates pre-modelled electricity price downside by 2-3 years, trimming NAV 3-5p/share.
• ●Peers like TRIG show tighter dividend cover via diversification, highlighting UKW's pure wind exposure risk.
• ●Q1 factsheet on 27 April 2026 to detail refined NAV sensitivities.

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