Climate Risk and CMAs: What Investors Need to Know

Why It Matters

Integrating climate risk into CMAs directly affects fiduciary duty and portfolio performance, making it a critical priority for asset owners seeking to manage both transition and physical risks.

Key Takeaways

• Asset owners lack consensus on climate‑aware capital market assumptions
• NGFS scenarios seen as too long‑term for investment decisions
• “Missing middle” gap hinders translation from macro models to asset‑class insights
• Short‑term (5‑10 year) climate scenarios gaining traction for risk management

Pulse Analysis

The push to incorporate climate risk into capital market assumptions reflects a broader shift in the investment industry toward climate‑aware decision making. Traditional NGFS scenarios, while valuable for policy dialogue, span decades and often lack the granularity needed for portfolio managers who must allocate capital on a five‑to‑ten‑year horizon. Asset owners therefore favor bespoke short‑term scenarios that blend energy‑transition pathways with geopolitical and technological variables, layering these insights onto stochastic models that extend beyond the immediate horizon to satisfy fiduciary standards.

A persistent challenge identified by the Ortec Finance panel is the "missing middle"—the disconnect between high‑level climate modelling and the detailed, asset‑class‑specific data required for actionable risk assessments. This gap hampers the ability of pension funds and sovereign wealth funds to translate macro climate signals into concrete adjustments to equity, fixed‑income, or private‑equity exposures. As a result, many institutions are commissioning external research and developing internal data pipelines to bridge this divide, seeking scenario outputs that are both scientifically credible and directly usable in investment processes.

Physical climate risk, once relegated to long‑term strategic planning, is now being treated as an immediate material factor. Improvements in weather‑event data and granular exposure mapping enable investors to model near‑term loss potentials, even if quantifying extreme events remains imperfect. By treating climate uncertainty on par with market volatility, firms can embed climate considerations into existing risk‑management frameworks without overhauling their entire analytical architecture, thereby protecting short‑term returns while positioning portfolios for the inevitable transition ahead.