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Multi-Carrier Zone Routing Optimization
Compares costs across FedEx, UPS, and USPS by destination zone to determine optimal carrier routing rules, with anomaly detection and negotiation leverage analysis.
Input
What you provide to the skill
I ship 300 packages monthly using FedEx, UPS, and USPS. I have CSVs with origin/destination zips, service levels, and fuel surcharges. Which carrier should I use per zone and where am I overpaying?
Output
What the skill generates for you
================================================================================
SHIPPING COST ANALYSIS - November 2025
EXECUTIVE SUMMARY
- Total Shipments: 300
- Total Spend: $19,109.92
- Average Cost per Shipment: $63.70
- Average Cost per Pound: $8.84
CARRIER PERFORMANCE COMPARISON
| Carrier | Shipments | Total Cost | Avg $/Shipment | Avg $/lb | Market Share |
|---|---|---|---|---|---|
| FedEx | 113 | $ 8,035.39 | $ 71.11 | $ 9.32 | 37.7% |
| UPS | 112 | $ 7,970.16 | $ 71.16 | $ 9.05 | 37.3% |
| USPS | 75 | $ 3,104.37 | $ 41.39 | $ 7.78 | 25.0% |
COST BY DESTINATION ZONE (Ground/Priority Services Only)
| Zone | FedEx $/lb | UPS $/lb | USPS $/lb | Best Choice | Your Current Split |
|---|---|---|---|---|---|
| 2 | $4.98 | $4.58 | $4.90 | UPS (-8.0%) | USPS 44%, FedEx 33%, UPS 22% |
| 3 | $4.83 | $5.85 | $6.71 | FedEx (-28.0%) | UPS 47%, USPS 28%, FedEx 25% |
| 4 | $7.40 | $6.19 | $5.72 | USPS (-22.7%) | FedEx 41%, UPS 35%, USPS 24% |
| 5 | $7.11 | $5.62 | $5.46 | USPS (-23.2%) | FedEx 38%, UPS 36%, USPS 26% |
| 6 | $8.73 | $9.72 | $6.84 | USPS (-29.6%) | FedEx 36%, UPS 36%, USPS 27% |
| 8 | $7.69 | $6.96 | $12.45 | UPS (-44.1%) | FedEx 67%, UPS 17%, USPS 17% |
CARRIER ROUTING OPTIMIZATION ANALYSIS
By routing each shipment to the lowest-cost carrier for its zone:
| Zone | Shipments | Current Cost | Optimal Cost | Monthly Savings | Switch To |
|---|---|---|---|---|---|
| 5 | 50 | $ 2,549.37 | $ 2,329.06 | $ 220.31 | USPS |
| 6 | 22 | $ 1,179.19 | $ 1,045.09 | $ 134.10 | USPS |
| 4 | 34 | $ 1,274.59 | $ 1,165.31 | $ 109.28 | USPS |
| 8 | 6 | $ 296.38 | $ 263.84 | $ 32.54 | UPS |
| 2 | 36 | $ 1,328.86 | $ 1,310.65 | $ 18.21 | UPS |
Total Monthly Savings Potential: $514.45
Annual Savings Potential: $6,173.38
DIMENSIONAL WEIGHT ANALYSIS
- Packages charged at dim weight: 68 (22.7%)
- Average dim weight penalty: 3.6 lbs per package
- Estimated monthly impact: $1,842.16
ANOMALIES DETECTED
Found 12 shipments with abnormally high costs
Top 5 by overpayment amount:
-
FedEx-2025-11-01: $107.65 for 5.7 lbs to Zone 4
- Cost: $18.89/lb (expected ~$7.40/lb)
- Overpayment: $65.47
- Action: Review invoice for unexpected surcharges or address corrections
-
UPS-2025-11-02: $109.79 for 8.3 lbs to Zone 4
- Cost: $13.23/lb (expected ~$6.19/lb)
- Overpayment: $58.39
- Action: Review invoice for unexpected surcharges or address corrections
-
USPS-2025-11-23: $92.91 for 10.0 lbs to Zone 2
- Cost: $9.29/lb (expected ~$4.90/lb)
- Overpayment: $43.93
- Action: Review invoice for unexpected surcharges or address corrections
-
FedEx-2025-11-07: $54.18 for 3.0 lbs to Zone 4
- Cost: $18.06/lb (expected ~$7.40/lb)
- Overpayment: $31.98
- Action: Review invoice for unexpected surcharges or address corrections
-
UPS-2025-11-12: $43.32 for 2.0 lbs to Zone 3
- Cost: $21.66/lb (expected ~$5.85/lb)
- Overpayment: $31.62
- Action: Review invoice for unexpected surcharges or address corrections
================================================================================
OPTIMIZATION RECOMMENDATIONS
Priority 1: Carrier Routing Optimization
Estimated Monthly Savings: $514.45
Annual Savings: $6,173.38
Action Steps:
- Zone 5: Route 50 shipments/month to USPS
Currently using: FedEx (19), UPS (18), USPS (13) - Zone 6: Route 22 shipments/month to USPS
Currently using: FedEx (8), UPS (8), USPS (6) - Zone 4: Route 34 shipments/month to USPS
Currently using: FedEx (14), UPS (12), USPS (8)
Priority 2: Dimensional Weight Reduction
Estimated Monthly Savings: $921.08
Annual Savings: $11,052.96
Action Steps:
- Test smaller packaging for 68 shipments currently hit with dim weight
- Focus on packages with penalties >4 lbs first (20 shipments)
Priority 3: Carrier Negotiation Leverage
Your negotiating position:
- Volume: 300 shipments/month
- Annual spend: $229,319.04
- You have competitive alternatives (using all 3 carriers)
Recommended asks:
- FedEx: Request 8-10% discount on Zones 5-8 Ground rates
- UPS: Request volume discount tier upgrade (currently 112 shipments/month)
- USPS: Negotiate Commercial Plus pricing for Priority Mail
================================================================================
TOTAL ESTIMATED SAVINGS
| Recommendation | Monthly | Annual | Difficulty |
|---|---|---|---|
| Carrier Routing Optimization | $514.45 | $6,173.38 | Medium |
| Dim Weight Reduction | $921.08 | $11,052.96 | Medium |
| Carrier Negotiation (est.) | $1,146.60 | $13,759.14 | Low |
| TOTAL | $2,582.12 | $30,985.48 | - |
Savings as % of current spend: 13.5%
================================================================================
IMPLEMENTATION TIMELINE
This Week
- Review top 5 anomalies with carrier customer service
- Request rate cards from all three carriers for negotiation
This Month
- Implement routing rules: Zone 2-3 -> USPS, Zone 4-5 -> UPS, Zone 6-8 -> evaluate
- Test smaller box sizes for top 20 dim weight penalty shipments
- Schedule negotiation calls with carrier account managers
Next 60 Days
- Roll out optimized carrier routing across all zones
- Finalize carrier contract negotiations
- Re-measure savings and adjust strategy
About This Skill
Analyze shipping invoices from multiple carriers to identify cost optimization opportunities with specific savings estimates.
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