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The pace of supplier cost increases to Foodstuffs supermarkets moderated slightly in the year to January, with the Infometrics-Foodstuffs New Zealand Grocery Supplier Cost Index (GSCI) showing an average 2.3% increase in what suppliers charged in January 2026, compared to a year earlier.

The pace of supplier cost increases to Foodstuffs supermarkets was the same in the year to December as it was in November, with the Infometrics-Foodstuffs New Zealand Grocery Supplier Cost Index (GSCI) showing an average 2.4% increase in what suppliers charged in December 2025, compared to a year earlier.

The pace of supplier cost increases to Foodstuffs supermarkets slowed slightly last month, with the Infometrics-Foodstuffs New Zealand Grocery Supplier Cost Index (GSCI) showing an average 2.4% increase in what suppliers charged in November 2025, compared to a year earlier.

The pace of supplier cost increases to Foodstuffs supermarkets quickened last month, with the Infometrics-Foodstuffs New Zealand Grocery Supplier Cost Index (GSCI) showing an average 2.5% increase in what suppliers charged in October 2025, compared to a year earlier.

The pace of supplier cost increases to Foodstuffs supermarkets was unchanged last month, with the Infometrics-Foodstuffs New Zealand Grocery Supplier Cost Index (GSCI) showing an average 2.3% increase in what suppliers charged in September 2025, compared to a year earlier.

The pace of supplier cost increases to Foodstuffs supermarkets picked up slightly in August, with the Infometrics-Foodstuffs New Zealand Grocery Supplier Cost Index (GSCI) showing an average 2.3% increase in what suppliers charged in August 2025, compared to a year earlier.

The pace of supplier cost increases to Foodstuffs supermarkets quickened again last month, with the Infometrics-Foodstuffs New Zealand Grocery Supplier Cost Index (GSCI) showing an average 2.2% increase in what suppliers charged in July 2025, compared to a year earlier.

The pace of supplier cost increases to Foodstuffs supermarkets increased slightly last month, with the Infometrics-Foodstuffs New Zealand Grocery Supplier Cost Index (GSCI) showing an average 2.1% increase in what suppliers charged in June 2025, compared to a year earlier.

The pace of supplier cost increases to Foodstuffs supermarkets remained steady in May, with the Infometrics-Foodstuffs New Zealand Grocery Supplier Cost Index (GSCI) showing an average 2.0% increase in what suppliers charged in May 2025, compared to a year earlier.

The pace of supplier cost increases to Foodstuffs supermarkets remained steady in April, with the Infometrics-Foodstuffs New Zealand Grocery Supplier Cost Index (GSCI) showing an average 2.0% increase in what suppliers charged in April 2025, compared to a year earlier.