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.

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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