Whether you choose a stock MOA or MRAD Custom Scope Turret or a Personalised Custom Scope Turret made for your ammunition, you will gain the freedom to shoot at multiple distances.
The Z8i line is .36" (in all reality, .1MIL) per click. Easy to solve for in your ballistic app, rangefinder, etc.
I am sure you could have Swarovski replace parts to make it MOA, but I am sure it would not be cheap. That is internal erector/windage component replacement, not just a turret replacement.