Bodice Back Length Alteration Calculator (PDF + Excel Included)

Stop guessing how much to shorten or lengthen your tutu bodice. This step-by-step PDF guide walks you through a precise method for calculating accurate back length adjustments — based on the percentage your specific pattern represents.

Includes the companion Excel Back Length Calculator that does the math for you, so you can alter with confidence and professional precision.

Designed for serious tutu makers who want cleaner fit, better proportion, and consistent results.