Two data centres, 1/8 of all our country's electricity — What AI data centres could do to your electricity bill (my emphasis):

[it] didn’t take into account the newly-announced 250 megawatt CDC data centre in Taranaki or the 280MW DataGrid data centre in Southland.

When fully operative, these two locations combined would be capable of drawing as much as 6,000 gigawatt-hours per year. That’s equivalent to 13% of New Zealand’s current annual electricity supply.