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Report published September 28, 2026

Westpac Weekly Economic Commentary: Global Yield Surges and RBNZ Monetary Policy Outlook

Westpac · September 28, 2026

Global rate surges and high oil prices have driven New Zealand swap rates higher and pushed NZD lower, prompting markets to price an aggressive RBNZ hiking trajectory. However, Westpac expects the RBNZ to pause in October given substantial domestic labour market slack, before delivering a final 25bp hike in December.

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Finvaulta summarizes Westpac's analysis. Attribute opinions, forecasts, time-sensitive values, and chronology to the issuer and report date; do not treat this page as an independent verification or a current market-data source.

Key Takeaways

  • 1.Surging US Treasury yields and elevated oil prices pushed global interest rates higher, dragging New Zealand swap rates upward and weighing on the NZD.
  • 2.Market pricing for RBNZ rate hikes has aggressively rebounded to price ~75% odds of an October hike, but Westpac expects an October pause followed by a 25bp hike in December due to labour market slack.
  • 3.NZ labour confidence remains near all-time lows at 86.3 with perceptions of current job opportunities at net -60%, indicating significant labour slack that should deter aggressive central bank rate hikes.

Table of Contents

  • Along for the ride
  • Key views
  • Westpac GDP nowcasts
  • Key data and event outlook
  • Chart of the week.
  • Fixed versus floating for mortgages.
  • Global wrap
  • Middle East and oil.
  • US.
  • Europe.
  • Asia-Pacific.
  • Financial markets wrap
  • Foreign exchange.
  • Interest rates.
  • The week ahead
  • Economic and financial forecasts
  • Data calendar

Report data

Market pricing for the OCR at policy review dates

MetricEstimateContext
Brent Oil Price104.0 USD/bblBrent oil starts the week at US$104/bbl following renewed Middle East tensions.
RBNZ Official Cash Rate2.75%The RBNZ lifted the OCR to 2.75% at its September policy meeting.
NZ 2-Year Swap Rate4.11%Closed at 4.11%, the highest since August 2024, up from 3.99% a week earlier.
NZ 10-Year Swap Rate4.79%Rose 15bps to 4.79%, the highest level since April 2024.
NZ Employment Confidence Index86.3 indexRose 3.2 points to 86.3, leaving it at the second-lowest level on record since 2004.
Source: RBNZ; Westpac McDermott Miller. This is a dated model snapshot, not a live forecast.

Reports in this series

Weekly Economic Commentary is shown in chronological order through this edition, published on September 28, 2026.

Part of the Weekly Economic Commentary series — view all 9 editions

  1. Jun 22Weekly-Commentary 220626 report 22Jun26
  2. Jun 29Weekly-Commentary 290626 report 29Jun26
  3. Jul 13Weekly-Commentary 130726 report 13Jul26
  4. Aug 17Weekly Commentary 170826 report 17Aug26

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