Yarn Count is the thickness of a yarn by its mass per unit length. The yarn count can be determined by direct and indirect count system. The yarn count calculation formula gives the equation to estimate the count of yarn in both direct and indirect methods. The direct count is used for jute, silk fibre etc.The indirect count system is been used for cotton, silk etc. The textile calculation formula is the ratio of unit length and weight of the sample to the unit weight and length of the sample.