Blood Collection Tube, Lavender (K2 EDTA), 4 mL
Lab & SpecimenEssential, 95% service targetPrimary vendor Meridian Medical Supply, lead 1.5 days, ordered every 7 daysMMS-919594
Stock position
- On hand
- 5,903 each11.6 days of supply
- On order
- 0 eachnothing open
- Forecast rate
- 510.8 each/daynext 30 days
- Demand over 9 days
- 4,683 eachlead time plus review period
- Safety stock
- 1,605 eachempirical 95th percentile of forecast error
- Reorder point
- 6,287 eachbelow: order now
- Stockout
- Sat Sep 26
- Recommended order
- 4 BXby Mon Sep 21
- Inventory value
- $1,063at $0.18 per each
How the forecast was made
Exponential smoothing14% weekly error, under-forecast0% better than naive
A weighted recent average that learns the weekday pattern and any trend. Recent days count more than old ones.
Report card: the model was fit on history up to Tue Jul 21 and scored on the 56 days after. Weekly totals were off by 14% on average (26% day by day), and it under-forecast by 5% overall. A same-weekday-last-week guess would have been off by 14%.
actual forecast, 80% and 95% range what the model said during the report card windoweach/day
Projected on hand, each: today's stock plus open orders on their expected dates, minus the forecast, day by day.
Lots and expiry
Earliest-expiry-first simulation against the forecast. Waste is what remains in a lot on its expiry date.
| Lot | Quantity | Expires | Days | Unit cost | Projected waste |
|---|---|---|---|---|---|
| L00003 | 2,658 | Wed Oct 6 | 387 | $0.18 | 0 each · $0 |
| L00004 | 3,245 | Sat Jan 29 | 502 | $0.18 | 0 each · $0 |
Vendors and prices, last 90 days
| Vendor | Part number | Vendor description | Sells by | Paid per each | Invoices | 90-day spend | Pairing |
|---|---|---|---|---|---|---|---|
| Meridian Medical Supply | MMS-919594 | BLD COLL TUBE LAV (K2 EDTA) 4 ML BX/100 | BX of 100 | $0.16 | 13 | $5,490 | stand-in |
| Northwind Health Distribution | NW2174164 | Blood Collection Tube, Lavender (K2 EDTA), 4 mL - 100/Bx | BX of 100 | $0.16 | 14 | $2,508 | stand-in |