Eco-design software for lower-impact fashion and footwear.
Built for retail design, product development and sustainability teams. Model environmental impact before production, change materials, processing, packaging and compare lower impact alternatives.

Start either way
Create the product step by step, or import an existing bill of materials from your PLM or data files.
Model alternatives
Fork the baseline without overwriting it, so every proposal remains visible and comparable.
Understand the why
Use AI analysis to trace differences back to specific materials, processes, suppliers and assumptions.
Design every layer
Work at whole-product, fabric, footwear-component, packaging and trim level.
Trusted by fashion and retail teams
ESPR is turning eco-design from ambition into a product requirement.
The EU Ecodesign for Sustainable Products Regulation establishes a framework for product-specific rules. Delegated acts will define which requirements apply to each product group—including durability, repairability, recycled content, environmental footprint information and Digital Product Passports where relevant.
Carbon Trail supports product modelling, evidence and scenario comparison. Your organisation and advisers remain responsible for applicability, legal interpretation and final compliance decisions.
Read the European Commission overview- 2024Framework regulationESPR entered into force and established the rule-making framework.
- NextProduct-specific rulesDelegated acts define applicable requirements, methods and transition periods by product group.
- DesignEvidence in the workflowModel durability, material and impact decisions while the product is still editable.
- ShareConnected product informationCarry governed product data into reporting and Digital Product Passport workflows.
Start with a blank canvas—or the product you already make.
Both routes arrive in the same editable product record. Inputs retain their source and evidence status, so a design change never erases what the baseline was built from.
The footprint starts with material and manufacturing inputs, then updates as each component joins the product.
Build alternatives without losing the baseline.
Fork a product, change the decisions you want to test and compare every lifecycle stage side by side. Select an alternative to see the AI analysis update.
Scroll horizontally to inspect all alternatives.
Eco-design the parts, not just the finished product.
Create reusable component footprints for fabrics, footwear parts, packaging and trims. Update a component once and see its effect across every product that uses it.
Rebuild a fabric before it reaches the style.
Compare fibre blends, fabric formation, dyeing, finishing, supplier energy and geography as one component footprint.













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