product_id,age,qty_kg
P-yog-plain,2,220.0
P-yog-plain,3,80.0
P-yog-berry,1,120.0
P-milk-fresh,1,400.0
P-milk-choco,2,80.0
P-juice-orange,4,160.0
P-cream,2,220.0
P-cream,3,140.0