You'll find all our published material here in this library.
Insights papers
Inputs into the Grid Blueprint
Methodology for developing the Grid Blueprint
Background to Te Kanapu
Consultations and feedback received
Insights papers
- Fuelling growth by enabling a diverse mix of generation - Transpower (PDF, June 2026)
- Fuelling growth by enabling a diverse mix of generation: Data book – Transpower (xlsx, June 2026).
- Aviation fuel modelling and assumptions - Transpower (PDF, May 2026)
Data centres modelling and assumptions - Transpower (PDF, May 2026)
Inputs into the Grid Blueprint
Demand forecasting
- Te Kanapu - Our energy scenarios – Transpower (PDF, June 2026)
- Energy Scenarios: Data Book – Transpower (PDF, March 2026
- Demand Modelling Methodology – Transpower (PDF, December 2025)
- Industrial Electrification Survey Summary – DETA (PDF, September 2025)
- Future Grid Scenario Modelling: Visions of the New Zealand Economy to 2050 – Sense Partners (PDF, July 2025)
Generation stack
- 2025 Generation Stack - a snapshot – Beca and Concept consulting (PPDF, September 2025)
- 2025 Generation Stack full report – Beca and Concept consulting (PDF, September 2025)
Transmission options
- Mott MacDonald review of Te Kanapu Cost Estimation models – Mott MacDonald (PDF, March 2026)
Transmission Expansion and Upgrade Options – Transpower (PDF, December 2025)
Methodology for developing the Grid Blueprint
- Te Kanapu Technical Approach Executive Summary - Transpower (PDF, December 2025)
- Future Grid Blueprint Methodology – Transpower (PDF, December 2025)
- Quantifying competition benefits of transmission investment. Methodology selection – Deloitte (PDF, October 2025)
Quantifying the Competition Benefits of Transmission Investment. Methodology Report – Castalia (PDF, September 2025)
Background to Te Kanapu
- Te Kanapu positioning paper – Transpower (PDF, May 2025) – why Te Kanapu was established and the long-term opportunities and challenges facing New Zealand's electricity system.
- About the name Te Kanapu – Transpower (PDF, May 2025)
- Te Kanapu Plan on a Page (PDF, June 2026) – a concise overview of Te Kanapu, the Grid Blueprint and how it is being developed.