Chapter 08 · Finance, data & evidenceData, Technology & Verification Systems
Digital twin
Definition
A digital twin is a digital representation of a physical asset, process or system that is updated with data to support analysis or decisions.
References
This reference provides supporting context for how “Digital twin” is defined and used.
Overview
What it means in practice
Digital twin should be read as a data and verification term. Its meaning depends on the system boundary, data source, method, controls and the decision the information is meant to support.
In practice, users should explain what is measured or represented, where the data comes from, how it is transformed and what limitations remain. That keeps digital twin useful without overstating precision or assurance.
Why it matters
Digital twin matters because sustainability decisions often depend on data that moves between teams, systems, suppliers and assurance processes. Clear wording helps readers distinguish evidence, estimates, system design and interpretation.
Common misconception
A common error is to treat Digital twin as proof of accuracy by itself. The term may describe a tool, structure or method, but reliability still depends on data quality, governance, controls and context.
Review questions
What source, method and control environment sit behind the data? What does the term prove, and what does it not prove? Can another reviewer trace the same conclusion from the available records?
How it is used
Investors, lenders, analysts, data providers and sustainability teams use “Digital twin” in capital allocation, risk assessment, measurement, valuation, due diligence and performance analysis. In each case, the user should state the calculation method, data provenance, assumptions, boundary and decision purpose; otherwise, the same term may be applied to materially different situations.
In this context, it refers to a digital representation of a physical asset, process or system that is updated with data to support analysis or decisions.