Or you can calculate any size, working with the recommendations „Your calculation”.
The dress works without seams. At first work the lace skirt and lining skirt. The skirts connect by the life stitches and work yoke. Then work the sleeves.
Yarn consumption (100 -160 g):
The yarn consumptions are given for dress with two skirts (skirt in stockinette stitch + skirt in lace pattern).

If you want the skirt below the knee, you need more yarn.