Staple Watch · this week
Butter· pata
The export-parity staple — NZ-made dairy at the till still tracks the global export number, week to week. We pick the cheapest valid block at each supermarket every Friday.
Cheapest this week
$16.60/kg
at PAK'nSAVE
What we measured
The two SKUs behind the headline.
PAK'nSAVE
Pure Butter
Pams
$16.60/kg
as a 500g pack, $8.29
Measured at PAK'nSAVE on .
SKU 5023660-EA-000
Woolworths
woolworths butter salted
woolworths
$16.80/kg
as a 500g pack, $8.39
Measured at Woolworths on .
SKU 827847
We measure the cheapest valid SKU per category at each store every Friday. These are the actual products that drive the prices on this page. How we choose →
Price history
Butter prices since 21 April 2026
Our weekly price record goes back to 21 April 2026. The chart fills out as the corpus grows.
NZ-Made breakdown
What’s labelled NZ on the shelf this week.
Woolworths: All 10 butters we measure here carry the NZ-made marker on packaging. The cheapest pack labelled NZ-made comes in at $16.80/kg (woolworths butter salted, 500g pack at $8.39).
PAK'nSAVE: 7 of 8 butters we measure here carry the NZ-made marker on packaging. The cheapest pack labelled NZ-made comes in at $16.60/kg (Pure Butter, 500g pack at $8.29). The cheapest pack without the marker comes in at $19.40/kg (Butter, 500g pack at $9.69).