Butter in New Zealand is expensive. Close to 200Thb for 500gm.
Like all things here, the big retailers took advantage of the Covid supply hassles to ramp up the price of food amongst other things.
Electricity suppliers did the same blaming supply issues. WTF, what issues do you have pushing electricity through the grid. It's not like it's being delivered in a truck or courier van lol.
https://www.newworld.co.nz/shop/product/5003216_ea_000nw