Guidance

Cascale · Higg Index

Technical guidance

Methodology and calculation references for the Higg Facility Environmental Module cadences and the Higg Assessment Model, published per release version. Each document is available as a web page and as a PDF.

Higg Facility Environmental Module

Higg FEM 2026

fem2026-v1.4.0 latest · 2026-09-11

All versions

Higg FEM 2025

fem2025-v0.0.32 latest · 2026-09-11

All versions

Higg FEM 2024

fem2024-v0.1.6 latestcurrent · 2026-09-11

All versions

Higg FEM 2023

fem2023-v0.2.0 latest · 2026-09-11

All versions

Higg FEM 2022

reconstructed-2026 reconstructed · 2026-09-11

All versions

Higg FEM 2021

reconstructed-2026 reconstructed · 2026-09-11

All versions

Higg FEM 2020

reconstructed-2026 reconstructed · 2026-09-11

All versions

Higg FEM 2019

reconstructed-2026 reconstructed · 2026-09-11

All versions

Higg FEM 2018

reconstructed-2026 reconstructed · 2026-09-11

All versions

Higg FEM 2017

reconstructed-2026 reconstructed · 2026-09-11

All versions

Higg Assessment Model

Higg Assessment Model

ham-v0.3.0 latest · 2026-09-11 · 2 versions

All versions Unreleased (next)