New online carbon tool could slash NZ building emissions

Ngā Mokopuna at Victoria University was built to high sustainability standards. (Image: Supplied)

Thu, 25 Sep 2025

A new online tool for the building and design industry could help halve the embedded carbon footprint of a building, its designers say.The National Embodied Carbon Repository, or NECO2, went live on Wednesday. It is a searchable database of building products, from plasterboard and medium-density fibreboard (MDF) to steel and timber.NECO2 is a joint venture between the Building Research Association of NZ (BRANZ) and Construction Information Limited (CIL), which trades as Masterspec.Embodied carbonBRANZ defines “embodied carbon”...

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