To check out the carbon market in New Zealand, we compared six schemes offering offsets for a return flight from Auckland to Brisbane. Three of these were offered by airlines and three offered by other organisations.

Carbon-offset costs table

Guide to the table

Price is current at 18 August 2008 and includes GST.

  • A price is for one tonne of offsets, the minimum quantity carboNZero sells.

What you buy shows type of offset purchased at August 2008

  • B project allocated carbon credits from New Zealand Government's initial allocation of assigned-amount units under the Kyoto Protocol.
  • C voluntary offsets verified by DNV Certification.
  • D the Australian Government awards Greenhouse Friendly offsets to Australian renewable-energy, energy-efficiency and forestry projects.
  • E afforestation offsets are from Landcare Research's native forest regeneration project, which is able to apply for Kyoto Protocol-compliant carbon credits under the New Zealand Government's Permanent Forest Sinks Initiative.
  • F Gold Standard verified offsets are awarded only to renewable-energy and energy-efficiency projects (see "Carbon certification").

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