MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
I just slice all the costume parts an it takes around 11Kg at 20% and 1mm wall (top, bottom, walls).
I add 5-15g to each part to apply a possible Cura slicer error.
PD: I add the excel file to calculate the cost depending you planning cost.