Overview

Carbon, margin and switching activity across the retailer footprint.

Fri 15 May

22:54:03

Carbon Avoided · Wk

51.05 t

+12.4%vs prior week

From 20 SKU pairs

Margin Uplift

-£248

+8.1%vs baseline pricing

After incentives applied

Switching Rate

70.1%

+2.3%vs prior week

15,909 units switched

Avg. Decision Latency

124ms

-6%vs SLA (200ms)

p50 across all retailer calls

14-Day Trend

Carbon avoided & margin uplift

Carbon (kg)Margin (£)

Category

Carbon savings split

Meat & Fish23.53 t

Dairy12.81 t

Produce6.18 t

Household3.03 t

Beverages2.46 t

Beauty2.00 t

Bakery1.05 t

Engineering modules

Module names are internal · each is a productised implementation of a well-known technique

CSFEHealthy

Carbon Score Fusion

0.92avg conf.

Technique · Bayesian weighted-mean fusion of LCA datasets (DEFRA · Ecoinvent · supplier EPDs)

PEPEHealthy

Price Elasticity

1.42MAE

Technique · Log-linear price-elasticity regression — the textbook ΔQ% = ε·ΔP% formulation

PSELearning

Propensity-to-Switch

0.78AUC

Technique · Multinomial logistic-regression choice model (β₀ + β₁·incentive + β₂·carbon-gap + β₃·price-gap)

GAREHealthy

Greener Alternatives

20pairs

Technique · Category-constrained nearest-neighbour substitution over an LCA-scored catalogue

DIOEHealthy

Dynamic Incentive Optimiser

124ms p50

Technique · Constrained multi-objective optimisation (weighted-sum scalarisation, margin-floor constraint)