PROCUREMENT & SOURCING – Cost, Supplier, and Sourcing Decision Tools - 17 CALCULATORS!

PROCUREMENT & SOURCING – Cost, Supplier, and Sourcing Decision Tools

Part of the Supply Chain Decision Toolkit

17 CALCULATORS !

Procurement is no longer a transactional function. It is a critical driver of cost control, supplier performance, and operational stability. Yet, many organizations still rely on fragmented data and inconsistent methods to make sourcing decisions.

This toolkit provides a structured, practical approach to procurement analysis through a set of professionally designed, easy-to-use Excel calculators. Each tool focuses on a specific aspect of procurement performance, enabling clear, data-driven decisions without unnecessary complexity.

The Procurement & Sourcing Toolkit includes 17 calculators covering cost analysis, supplier performance, process efficiency, and sourcing decisions. From Total Cost of Ownership (TCO) and Procurement ROI (PROI) to Supplier On-Time Delivery (OTD) and Make vs Buy Analysis (MBA), each calculator is built to deliver actionable insights with minimal input and maximum clarity.

All calculators are designed on a single-sheet format, with protected formulas and guided inputs, ensuring consistency, ease of use, and reliability across different applications. The tools can be applied at multiple levels, including individual projects, supplier evaluations, purchasing categories, or total procurement activity.

This toolkit is intended for procurement professionals, supply chain managers, consultants, and business leaders who need a practical and structured way to evaluate costs, monitor supplier performance, and support sourcing decisions.

What you get:

• 17 procurement-focused calculators in one integrated Excel file
• Simple input structure with clear guidance and interpretation
• Cost, supplier, and efficiency metrics aligned with real-world procurement practices
• A decision-oriented framework designed for immediate application

This is not a theoretical model. It is a practical toolset designed to support real procurement decisions in real operating environments.

Table of Contents

This work includes calculators for:

1 Average Order Cost (AOC)

2 Contract Compliance Rate (CCR)

3 Cost of Purchasing (COP) 

4 Cost Savings - Actual vs. Projected (CS)

5 Make vs Buy Analysis (MBA)

6 Processing Effort per PO (PEPO)

7 Procurement ROI (PROI)

8 Purchase Order Cycle Time (POCT)

9 Purchase Price Variance (PPV)

10 Spend Management Analysis (SMA)

11 Supplier Defect Rate (SDR)

12 Supplier Fill Rate (SFR)

13 Supplier Lead Time Variability (SLV) 

14 Supplier On-Time Delivery Rate (OTD)

15 Supplier Responsiveness Index (SRI)

16 Supplier Return Rate (SRR)

17 Total Cost of Ownership (TCO)