Some interesting plans and pricing for FTH in Australian from Internode. Could be a good indicator of what would be possible in the NZ market from FTH plans:
http://www.internode.on.net/pdf/products/home-fibre-pricelist.pdf
Remember to mentally increase the prices by ~1.27 since they are in $AUD, eg: $69 AUD would be around $87 NZD