Blog
CI carbon measurement, ESG compliance, and sustainable DevOps.
Most engineering teams have three invisible cost lines: CI compute waste, AI inference waste, and compliance preparation. A 30-engineer team with AI tooling in CI typically has $33,000+ in annual waste across all three — before CSRD and SB 253 fine exposure. Here is the full cost picture, and how one investment addresses all of it.
By Anand Srinivasan
SB 253 requires full Scope 1, 2, and 3 disclosure from companies with over $1B in revenue doing business in California. The Scope 3 deadline is January 2027. Here is exactly what the filing requires, what gaps most software companies have, and the timeline you are working against.
By Anand Srinivasan
The four DORA metrics measure delivery speed and reliability. None of them measure carbon efficiency. CO₂ per deployment is the fifth metric — the one that connects your engineering pipeline to your sustainability filing, and the one most likely to surface waste the others miss.
By Anand Srinivasan
Dashboards don't change behaviour. Merge blocks do. Here is how to set a monthly CO₂ ceiling per repository, wire it into GitHub's branch protection rules, and use the ratchet strategy to drive a 50% emissions reduction in six months.
By Anand Srinivasan
CDP is the designated filing platform for California SB 253 and a standard disclosure target for CSRD supplier requests. This is a section-by-section guide to the C6 climate module and exactly which EmitCI exports pre-populate which fields.
By Anand Srinivasan
Limited assurance on Scope 1 and 2 is required under CSRD from FY2025 and SB 253 from FY2026. Most companies underestimate the preparation time. Here is what verifiers need, who provides it, what it costs, and the timeline to meet the January 2027 SB 253 deadline.
By Anand Srinivasan
Migrating to cheaper cloud regions often means migrating to dirtier grids. A FinOps win of 18% cost reduction can produce a 42% increase in Scope 3 Category 1 — showing up as an unexplained YoY spike in your CSRD filing. Here is how cost and carbon optimisation diverge, and how to look at both together.
By Anand Srinivasan
Your cloud cost data and your Scope 3 carbon data come from the same source. The gap between knowing one and not knowing the other is what CSRD enforcement is designed to close — and the consequences are no longer abstract.
By Anand Srinivasan
A complete walkthrough of the data model, ingestion pipeline, confidence scoring, base year locking, and compliance exports that make up an engineering Scope 3 system — from cloud billing row to CSRD-ready ESRS E1 CSV.
By Anand Srinivasan
A deep dive into how we built a scheduler that defers non-urgent CI to the cleanest hours of the day — without breaking developer workflows or blocking deploys.
By Anand Srinivasan
AI coding assistants generate more code, faster. That means more commits, more CI runs, and a quietly growing carbon footprint. Here is what the numbers look like — and what you can do about it.
By Anand Srinivasan
The EU Corporate Sustainability Reporting Directive requires large companies to disclose Scope 3 emissions. Your CI pipelines are Scope 3. Here is what auditors will ask for.
By Anand Srinivasan
A deep dive into the GreenAlgorithms v2.2 methodology, our runner TDP database, and how we handle the tricky case of shared runners and Apple Silicon.
By Anand Srinivasan
GitHub Actions alone runs millions of jobs per day. Most are more wasteful than they need to be — and nobody is measuring it. Here is why that matters for your engineering org's ESG story.
By Anand Srinivasan