Research

March 2026 — Research Synthesis

Systematic Advantages of Organic Agriculture in New Zealand: A Review of Published Research and Evidence

This report synthesises the published evidence base for organic agriculture’s systematic advantages in New Zealand across five dimensions: environmental and ecosystem outcomes, soil health, economic and market performance, climate resilience, and public health.

Drawing on peer-reviewed research from Lincoln University, the ARGOS longitudinal programme (2004–2012), Manaaki Whenua – Landcare Research, Plant & Food Research, and commercial data from Pāmu (Landcorp Farming) and Fonterra, the report finds consistent evidence of genuine systemic benefits across all five domains.

Key sources include the landmark Reganold et al. (1993) study in
Science, Dr Mike Joy’s freshwater quality research at
Victoria University of Wellington, and Dr Charles Merfield’s work at
the BHU Future Farming Centre at Lincoln University.

March 2026 — Policy Analysis

New Zealand Government Policies Referencing Organic Agriculture: A Policy Landscape and Update Analysis

The Organic Products and Production Act 2023 (OPPA) is New Zealand’s
first organic legislation. This paper maps the existing policy landscape
across seven government agencies — MPI, EPA, MfE, MFAT, Ministry of
Health, Ministry of Education, and Statistics NZ — identifying fifteen
policy instruments that either reference organic agriculture or are
materially affected by the new regulatory framework.

Key findings include the absence of an organic equivalence arrangement
with the EU despite the NZ–EU FTA being in force since May 2024;
a significant misalignment between the National Environmental Standards
for Freshwater and certified organic farming systems; and the absence of
organic agriculture from the Second Emissions Reduction Plan as a
mitigation pathway.

The paper rates each finding on an update urgency scale and provides
a prioritised recommendations table for cross-agency action prior to
NOS mandatory commencement in 2028.