Costing technique in clothing industry (2/3)

Fabric consumption
The garments manufactured in many sizes to fit for everybody. 

Generally they are in sizes Small (S), Medium (M),Large (L), Extra large (XL) and Double Extra Large (XXL). 

The quantity ratio or assortment can be any one of the following approximate ratio.
S: M: L: XL: XXL ‐ 1:2:2:2:1
S: M: L: XL: XXL ‐ 1:2:1:2:1
S: M: L: XL: XXL ‐ 1:2:3:2:2
As the price is the same for all these sizes of garments, the author have taken the centre size large(L) for average calculation. Generally, the quantity of L size will be higher or equal to the quantity of each of other sizes.



Men's Basic T‐shirt
Description: Men's Basic T‐shirt‐short sleeves‐ 100% Cotton 140 GSM Single jersey ‐ 1 x 1 ribs at neck ‐ solid dyed ‐ light, medium and dark colours in equal ratio.
Sizes: S, M, L, XL, XXL Ratio: 1: 2: 2: 2: 1
Export carton: 7 ply ‐120 GSM virgin corrugated ‐ sea worthy. Cartons are to be
strapped with 2 nylon straps.
Measurements in cm: (Finished garment)
Size: L
Chest ‐ 60 cm
Length ‐ 78 cm
Sleeve length ‐ 24 cm
Neck rib width ‐ 3 cm Hem ‐ 3 cm
Patterns are generally made with the seam allowance
and cutting allowance. Generally, 12 cm is added
with the total of body length and sleeve length.

That is,
Fabric consumption =(Body length + Sleeve length + allowance) * (Chest + allowance) * 2 * GSM
                                                                                             10000
 = (70 + 24 + 12) * (60 + 3) * 2 * 140
                           10000
= 187 grams
Body & Sleeves : 187 grams
Neck rib : 10 grams (approximately)
Gross weight : 197 grams 

Therefore, the fabric consumption per garment is 197 grams.

Continue in part 3