Ah... you only get the points for the highest value one out of your qualifications. Then you can get bonus points for a qualification being in, for instance, a future growth area, or on the LTSSL. You can sometimes get more than one lot of bonus points for the same qualification, depending on your circumstances. The INZ Operational Manual
http://www.immigration.govt.nz/opsmanual/ Residence » Skilled Migrant Category » SM6 Summary of points for employability and capacity building factors gives a chart with an overview, and the last column of the chart gives the section to refer on to for the fine detail.