Decarbonising portfolios 2026: Tracking the transition across investment benchmarks

详细摘要

- Assess the strengths and limitations of commonly used portfolio carbon metrics - Track long-term decarbonisation trends within a relatively stable reference global portfolio -…

This report helps asset owners and asset managers evaluate portfolio decarbonisation trends across global equity and fixed income benchmarks, understand the drivers behind emissions changes and assess progress towards climate and net-zero objectives. It is produced by LSEG with the UN-convened Net Zero Asset Owner Alliance.

Portfolio carbon metrics are becoming more central to investment decision-making, climate risk management and regulatory reporting. Asset owners and asset managers increasingly rely on these measures to track progress against net zero commitments, inform portfolio construction and demonstrate accountability to stakeholders.

Yet measuring portfolio decarbonisation is far from straightforward. While financed emissions and carbon intensity metrics are widely used, approaches vary considerably across the investment industry, and no single measure provides a complete picture. The challenge is further compounded by differences in Scope 3 coverage, portfolio composition, market valuations and broader macroeconomic factors.

Now in its fifth annual edition, LSEG’s Decarbonising portfolios report, produced in collaboration with the UN-convened Net-Zero Asset Owner Alliance (NZAOA), examines emissions trends across major equity and fixed income benchmarks. The research combines FTSE Russell investment benchmarks with climate data and analytics covering around 60,000 issuers globally, enabling benchmark-level analysis of emissions, climate targets and decarbonisation trends.

Drawing on nine years of benchmark data across equity, investment-grade, high-yield and sovereign debt markets, the report provides a longitudinal view of portfolio decarbonisation and separates genuine emissions reductions from changes in revenues, valuations and benchmark composition.

Through detailed analysis, this year’s report updates and expands on previous editions, spotlighting emerging priorities for institutional investors, including the impact of AI-driven electricity demand on…

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