Prospective decision model · Switzerland · v2.0

From climate engagement to health value

Stress-test reach, behaviour maintenance, additionality and value assumptions. Every result updates instantly; no personal data leaves the browser.

Model boundary
Scenario, not clinical forecast
Interpretation rule: “Societal value” is not cash. “Budget proxy” applies an adjustable capture share to Swiss physical-inactivity costs and excludes speculative diet, wellbeing and air-quality savings.
Retained at 12 months — —
Healthy life gained — —
Climate impact — —
Societal value / cost — —

Conversion architecture

Health-impact funnel

Transparent attrition

Portfolio

Action mix

100%
187
actions

Multiple value channels

Impact constellation

Size = annual magnitude

A qualitative overview of health, climate, budget and strategic value channels. Exact values are available in the value stack and trajectory table.

Partner economics

Value stack

USD, NPV

Scientific fit

Action-family opportunity quadrant

Portfolio guidance

A qualitative comparison of action families by health evidence and carbon potential. It is portfolio guidance, not an outcome estimate.

Causal composition

Healthy-life sources

DALYs averted

Decision uncertainty

Monte Carlo value range

700 reproducible draws

A reproducible scenario distribution. The percentile values that follow are the text equivalent of this chart.

What matters

Sensitivity tornado

±20% input test

Ramp & realization

Multi-year value trajectory

3% discount rate
YearReachRetainedHealthy days tCO₂eSocietal valueAnnual costHealth realization
Health evidenceSwiss BAG burden + digital-health effect size
Climate factorsIllustrative portfolio averages, not verified claims
Currency1 CHF = USD 1.22, planning rate dated 28 Jul 2026
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