The Recovery Endures. The Squeeze Intensifies.

HSCM Supply Chain Stress Index

Commercial Signal

A recovering economy does not automatically mean recovering margins.

Manufacturing remains in expansion. Building consents are rising. Dairy prices have strengthened for four consecutive auctions.

But the cost picture remains less favourable. Producer input prices rose 2.9% in the June quarter, compared with a 1.6% increase in output prices.

Stats NZ's business financial data adds another signal. Business sales increased 8.9% year-on-year to $214 billion, while purchases increased 10% to $151 billion. The datasets measure different things and should not be interpreted as a direct measure of profitability. But together they reinforce an important operational message: businesses are growing activity in an environment where costs remain difficult to contain.

Leading vs Current Signals

The economic picture remains mixed because different indicators are describing different stages of the cycle.

August PSI and August electronic card data are not yet incorporated into this Brief, with the latest releases falling around or immediately after publication.

1. Freight, Energy & Network

Container rates have stabilised. Reliability remains the bigger concern.

Drewry's World Container Index held around US$4,476 per 40ft container for a second consecutive week. Transpacific rates firmed slightly, with Shanghai-Los Angeles up 2% and Shanghai-New York up 1%, while Asia-Europe rates softened.

The Intra-Asia Container Index increased just 1% to US$1,323, following last week's 9% increase. The pace of increase has slowed, but this should not be interpreted as evidence that Asian freight pressure has disappeared. As always, the WCI is a global benchmark and not a proxy for New Zealand freight rates.

Congestion is becoming the bigger issue

Repeated weather disruption has contributed to significant congestion across major Chinese gateways. Industry estimates indicate around 4.3 million TEU of vessel capacity was caught in congestion globally, with East Asian delays a major contributor. Waiting times at Shanghai and Ningbo also remain elevated.

For NZ importers, the immediate concern is therefore increasingly reliability rather than headline freight rates. Congestion can affect:

• Vessel schedules
• Equipment availability
• Transhipment connections
• Actual arrival dates
• Pre-Christmas inventory planning

A confirmed booking should not automatically be treated as a confirmed delivery date.

Energy pressure has re-intensified

Brent moved back above US$104/bbl during the week, reversing much of the relief seen at the end of August.

NZ diesel eased slightly to 266.89 c/L in the latest available MBIE data, down from 268.07 c/L. But that figure relates to the week ending 4 September and therefore predates the latest increase in crude oil. The normal pass-through lag could begin working against businesses again over the coming weeks.

Interislander

Last week's Brief referred to the reduced one-ship timetable continuing through mid-September. The latest expectation is now for Kaitaki to return around 26–27 September, extending the period of reduced Cook Strait redundancy.

Businesses moving time-sensitive freight should continue to build contingency into domestic transport planning until the two-vessel service is restored.

2. Demand & Margin

The improvement in domestic activity remains encouraging. Manufacturing expanded for a 14th consecutive month in August. The PMI came in at 53.1, down from 54.3 in July but still above the long-run average of 52.5. New orders remained positive, while manufacturing employment eased to the neutral 50 level.

Construction provides another positive forward signal. New Zealand consented 40,908 new homes in the year ended July, up 21% from the previous year. That does not translate immediately into orders, but it points to a stronger future pipeline for businesses supplying building materials, equipment, freight and related services.

Against that improving demand picture, the cost evidence remains less favourable. June-quarter producer input prices increased 2.9%, compared with output prices of 1.6%. Stats NZ's business financial data showed purchases increasing 10%, compared with sales growth of 8.9%. Farm expenses increased a further 3.8% during the quarter.

These datasets are not direct measures of business profitability, but the direction is commercially important.

3. Dairy: Four Consecutive Rises

GDT Event 411 increased 0.9%, extending the run to four consecutive increases. The improvement remains uneven across products, with skim milk powder stronger while whole milk powder was broadly stable. Fonterra's 2026/27 farmgate milk-price forecast midpoint remains NZ$9.25/kgMS. The next GDT event is expected during the coming week.

4. Rates & Financing

The OCR remains at 2.75% following the 2 September increase, the second consecutive rise. For businesses, the important point is less about predicting the next RBNZ decision and more about what tighter financing already means operationally.

Holding inventory costs more. Slow-moving stock becomes more expensive. Supplier terms and purchasing cycles matter more. And speculative inventory becomes harder to justify without confirmed demand.

Wednesday's GDP release will add another piece to the domestic economic picture, but the working-capital implication is already clear.

5. Compliance & Trade Risk

BMSB season

The 2026/27 Brown Marmorated Stink Bug season is now underway. Importers of targeted vehicles, machinery and other risk goods should continue confirming treatment, exclusion and documentation requirements before shipment.

The practical lesson remains simple: do not assume treatment has been arranged automatically. Confirm responsibilities in writing with suppliers and freight partners.

US lamb safeguard investigation

The USITC safeguard investigation into lamb imports remains a watch item for New Zealand exporters. The injury hearing remains scheduled for 16 October, with the injury determination expected on 13 November.

There has been no material development this week requiring a change to the current base case, but the investigation remains relevant for exporters with US exposure.

What Smart Operators Are Doing Now

• Building contingency into China-origin lead times. Confirm individual vessel, equipment and transhipment status rather than relying only on published ETAs.
• Re-testing landed-cost assumptions. Higher oil and a weak NZ dollar can affect freight, fuel and imported inputs simultaneously.
• Planning Cook Strait freight around the later September timetable, particularly for time-critical movements.
• Testing supplier increases and freight surcharges against product-level margin, rather than simply absorbing increases into the P&L.
• Keeping inventory aligned with actual demand. Stronger economic indicators do not automatically translate into orders for every business or SKU.
• Translating construction growth into regional and SKU-level demand scenarios, rather than broad speculative stock-building.
• Confirming BMSB responsibilities before shipment for relevant imports.

Base Case

Recovery signals intact. External squeeze intensifying.

Demand: Improving.

Freight: Headline rates stable; Asian congestion remains the operational risk.

Energy: Renewed upside pressure.

Finance: Tightening.

Inventory: Selective rather than speculative.

Margin: Still under pressure.

Network: Reduced domestic redundancy through late September.

Key Triggers

• Brent sustained above US$110/bbl → Further escalation in fuel and transport-cost risk.
• Meaningful easing in Middle East disruption → Potential relief for oil, freight-related energy costs and imported inflation.
• Q2 GDP materially weaker than current expectations → Would challenge the improving domestic narrative.
• Chinese port congestion materially easing → Would reduce lead-time and capacity pressure.
• Actual orders strengthening consistently → Would provide stronger justification for rebuilding inventory and capacity.

Dates to Watch

• 15 September — August electronic card transactions
• 17 September — NZ June-quarter GDP
• 26–27 September — Expected Kaitaki return / restoration of two-ship Interislander service
• 16 October — USITC lamb injury hearing
• 28 October — RBNZ OCR decision
• 13 November — USITC lamb injury determination
• 9 December — RBNZ OCR decision

The Week in Context

The direction of New Zealand's domestic indicators remains encouraging. Manufacturing is expanding. Construction indicators are improving. Dairy prices have strengthened.

But the operating environment has become more difficult again. Oil is above US$104. The NZ dollar remains weak. Asian congestion is adding uncertainty to freight schedules. And official data continues to show cost growth running alongside stronger business activity. That combination matters.

Businesses cannot control the oil price, exchange rate or port congestion. They can control how much inventory they hold, how they buy freight, how they challenge supplier increases, how efficiently they operate and how quickly they respond when conditions change.

Growth is returning. The operational test is converting it into cash and margin.

Sébastien Mallevialle CSCP | HSCM Solutions
sebastien.mallevialle@hscmsolutions.com | hscmsolutions.com
Published every Monday | Issue #17 | 14 September 2026 | Figures current to latest available data as at 11–13 September 2026 | Next: Monday, 21 September 2026

This publication is provided for general informational purposes only and reflects the author's independent analysis of publicly available information at the time of writing. It does not constitute financial, legal, tax, investment, or professional advice. Readers should seek independent professional advice before making decisions based on this content. While reasonable care has been taken in preparing this publication, HSCM Solutions makes no representations or warranties regarding its accuracy, completeness, or suitability for any particular purpose and accepts no liability for any loss arising from reliance on this publication.

Sources: Reserve Bank of New Zealand · Stats NZ · BNZ-BusinessNZ · MBIE · Drewry · Global Dairy Trade · Fonterra · MPI · Interislander/KiwiRail · USITC