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Using multiple sub-streams in your assessment

Datamaran's Double Materiality module lets you create custom sub-streams within each value chain stream, so you can represent your operations with more granularity and analyse impacts, risks and opportunities more accurately.

Sub-streams break down high-level streams (for example Own Operations, Upstream, Downstream) into more specific parts of your business. You can assign custome weights to each sub-stream for more precise insights.

How to set up multiple sub-streams

  1. Access the Double Materiality module from the left-hand menu, and name your analysis in the Analysis name field.
  2. Define your value chain scope by selecting the streams relevant to your organisation. You can exclude any stream that does not apply.
  3. Add custom sub-streams. For each selected stream (for example Upstream), click the + icon to add a sub-stream, such as Raw Materials, Logistics, or Services.

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    • You can name each sub-stream individually.
    • Assign different parameters or stakeholders to each one.
    • Add up to 20 sub-streams per stream.
  4. Assign weights to streams and sub-streams. Either apply the same weight across all streams and sub-streams, or assign different weights manually to reflect their relative importance.

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  5. Review and run your analysis. Once your parameters and weights are set, click Save & Run analysis. Your assessment includes all defined streams and sub-streams.
  6. Review financial and impact scores per sub-stream. In Topic Lens, switch to the Value Streams view to analyse topic scores by sub-stream.

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AI-suggested IROs are generated based on the settings of each custom sub-stream. The IRO modal shows the sub-stream it relates to and lets you tag multiple sub-streams when needed.

Note: sub-streams work the same whichever materiality path a topic is on. For a topic concluded top-down, its IROs are not scored individually, but the sub-stream setup still shapes the topic scores and IRO generation.

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