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SNP Days' supply in time buckets profile with different periodicities

Former Member
0 Kudos

Hi,

I don't quite understand how days' supply is calculated when multiple differend periodicities are used in same data view. Here are some actual key figure values from our system:


			D1	D2	D3	D4	D5	D6	D7	W1	W2	W3
Total demand	    3567	3457	3949	3844	3856	1776	500	20984	20390	21886
Stock on hand	    11204	7746	9557	5713	7617	5842	5341	4518	4768	5442
Days' supply	    2,99	1,99	3,16	2,16	3,78	2,78	1,78	1,55	1,52

With weeks, for example W2, calculating days' supply is clear. Take total demand from week W3, divide it by number of work days and then divide stock on hand from W2 with the result. So for week W2, days' supply would be 4768 / ( 21886 / 7 ) = ~1,52. Same formula can be applied to W1 and the result is completely logical. However, I dont understand how are values of days' supply derived when values are in days. For example, if I try to apply aforementioned formula to D4 (Take total demand from D5, divide it by one(I know, pointless but just to stay consistent) and divide stock on hand from D4 with results). The result should be 5713 / (3856 / 1) = ~1,48. But the default macro returns value 2,16 for D4, why? The macro appears to use SD and RC calendars to determine work days, but those have not been defined in location master. Does this have something to do with the planning buckets profile that is used in this data view?

Regards,

Prikka

Accepted Solutions (1)

Accepted Solutions (1)

former_member187488
Active Contributor
0 Kudos

Hello,

Days of Supply means how many days' demands in the future could be covered by the current stock on hand.

For D2, stock on hand is 7746.

Demand on D3 is 3949. 7746 - 3949 = 3797. One day is covered.

Demand on D4 is 3844. 3797/3844 = 0.99. 0.99 day is covered.

1 + 0.99 = 1.99

Best Regards,

Ada

Former Member
0 Kudos

Hi Ada,

Thank you for your explanation.

Regards,

Prikka

Answers (0)