Forecasting in Dax

[emma_3]

Hello All
I wanted to create a Rate Of Sale (ROS) , Week of Sales (WOS) that is in how many weeks the inventory stock will remain
and to calculate the run out date

The data I have

Expected Output

Thank You!

@v-cgao-msft @amitchandak @Greg_Deckler @lbendlin @Arul @Sahir_Maharaj @Ahmedx 

[Greg_Deckler]

@emma_3 Sorry, having trouble following, can you post sample data as text and expected output?
Not really enough information to go on, please first check if your issue is a common issue listed here: https://community.powerbi.com/t5/Community-Blog/Before-You-Post-Read-This/ba-p/1116882

Also, please see this post regarding How to Get Your Question Answered Quickly: https://community.powerbi.com/t5/Community-Blog/How-to-Get-Your-Question-Answered-Quickly/ba-p/38490

The most important parts are:
1. Sample data as text, use the table tool in the editing bar
2. Expected output from sample data
3. Explanation in words of how to get from 1. to 2.

[emma_3]

@Greg_Deckler 
I wanted to show when the stock will become emtpy in weeks, days, and months, as well as the date.
For example 
the expect the output should be like

Product	stock gets empty (in weeks)	stock gets empty (in days)	stock gets empty (in date)
A	13	4	03/14/2023
B	14	11	04/01/2023

[Greg_Deckler]

@emma_3 See if this helps: Days of Supply - Microsoft Power BI Community