That is, whenever the inventory position (on-hand minus back orders
plus units due-in) falls to s - 1, another unit of item i is ordered.
Meanwhile, back orders
are also piling up for Merck and Co.
Although there are other common performance measures, such as issue effectiveness (IE) and back order
days, also known as delay or conditional wait time, conditional wait time is a more complete measure.
The good news is, there are ways to deal with back orders
Mathematically, this product of demand rate and expected CWT is equivalent in definition to time-weighted expected back orders
A method for determining IE/SE objectives for each item using an approach similar to that employed in the Wholesale Back Order
Targets project was developed.
The last two months of the year saw a noticeable short-term increase in orders, caused by production back orders
, as a result of the floods in Thailand, says ZVEI.
David Ost, North West Regional Director at EEF, said: "Manufacturing indicators hit a soft patch at the end of last year as events in global markets weighed on confidence and held back orders
growth in some sectors.
Merck said it expects to begin shipping the vaccine to fill current back orders
before the end of the year.
21 million of back orders
, Tongtai says its production lines will be filled till the end of the fourth quarter, with monthly sales expected to exceed US$18.