So HERE
https://www.immigration.govt.nz/abou...policy-details is the INZ announcement, and see also the links off the page for more details. Here are the differences.
https://www.immigration.govt.nz/abou...igrant-details
The new system will be applied starting from 28th August, it says.
You will need to check through your EOI to see if you have claimed points on there that WOULD HAVE been allowed under the old rules, but that you cannot get now, and also, if you are due other points now that you could not have got under the old rules.