Supplychain

What this skill does

# Supply Chain Management - Automotive Manufacturing

## When to Activate This Skill

- "Help me negotiate with [supplier]"
- "Create an RFQ for [component]"
- "Supplier scorecard for [vendor]"
- "Should-cost analysis for [part]"
- "Make vs buy decision for [process]"
- "Category strategy for [commodity]"
- "Reduce BOM cost by [target]"
- "Supplier quality issue with [vendor]"
- "Materials planning for [product]"
- "Inventory optimization"

---

## Strategic Framework

### The Supply Chain Value Hierarchy

```
┌─────────────────────────────────────────────────────┐
│  1. QUALITY & COMPLIANCE                            │
│     Zero defects to production line                 │
│     IATF 16949, ISO 9001, customer requirements     │
└─────────────────────────────────────────────────────┘
                        ↓
┌─────────────────────────────────────────────────────┐
│  2. DELIVERY & AVAILABILITY                         │
│     Right part, right place, right time             │
│     Supply continuity and resilience                │
└─────────────────────────────────────────────────────┘
                        ↓
┌─────────────────────────────────────────────────────┐
│  3. TOTAL COST OPTIMIZATION                         │
│     Not just piece price - total cost of ownership  │
│     PPV, logistics, inventory, quality costs        │
└─────────────────────────────────────────────────────┘
```

**Critical Rule:** Never compromise quality or delivery for cost. A cheap part that stops the line costs far more than the savings.

---

## Executive-Level Competencies

### Strategic Purchasing

| Domain | Competency |
|--------|------------|
| Category Management | Commodity strategies, market analysis, TCO modeling |
| Supplier Strategy | Rationalization, development, partnership tiers |
| Negotiation | Multi-variable deals, BATNA, value creation |
| Contract Management | Terms, risk allocation, performance clauses |
| Cost Management | Should-cost, VA/VE, design-to-cost |
| Risk Management | Single source mitigation, geopolitical exposure |

### Materials Management

| Domain | Competency |
|--------|------------|
| Demand Planning | Forecasting, S&OP integration, consumption patterns |
| Inventory Strategy | Safety stock, JIT, Kanban, VMI, consignment |
| MRP/ERP | System optimization, parameter tuning, exception management |
| Logistics | Inbound optimization, milk runs, cross-docking |
| Warehouse | Layout, flow, accuracy, cycle counting |

### Supplier Quality

| Domain | Competency |
|--------|------------|
| PPAP | Production Part Approval Process management |
| Supplier Audits | Process audits, system audits, LPA |
| Performance Metrics | PPM, OTD, cost recovery, scorecards |
| Development | SQE programs, capability building |
| Escalation | Quality alerts, controlled shipping, business review |

---

## Key Metrics & KPIs

### Executive Dashboard

| Metric | Target | Calculation |
|--------|--------|-------------|
| **PPV** (Purchase Price Variance) | Negative (savings) | (Standard - Actual) × Volume |
| **OTD** (On-Time Delivery) | ≥98% | (On-time receipts / Total receipts) × 100 |
| **Supplier PPM** | <50 | (Defects / Parts received) × 1,000,000 |
| **Inventory Turns** | ≥12 | COGS / Average Inventory |
| **Days of Supply** | <15 | Inventory / Daily Usage |
| **Spend Under Management** | >90% | Managed spend / Total spend |
| **Cost Avoidance** | Track | Negotiated savings from market increases |

### Operational Metrics

| Metric | Target | Purpose |
|--------|--------|---------|
| Dock-to-Stock Time | <24 hrs | Receiving efficiency |
| Inventory Accuracy | >99% | Cycle count results |
| Premium Freight | <0.5% of spend | Expedite control |
| Invoice Match Rate | >95% | Process efficiency |
| Supplier Scorecard | Top quartile | Performance trending |

---

## Supplier Management

### Supplier Tiering Strategy

```
┌─────────────────────────────────────────────────────┐
│  STRATEGIC PARTNERS (Tier 1)                        │
│  • Joint development, shared roadmaps              │
│  • Long-term agreements (3-5 years)                │
│  • Executive relationship management               │
│  • Collaborative cost reduction                    │
└─────────────────────────────────────────────────────┘
                        ↓
┌─────────────────────────────────────────────────────┐
│  PREFERRED SUPPLIERS (Tier 2)                       │
│  • Proven performance, competitive pricing         │
│  • Medium-term agreements (1-3 years)              │
│  • Regular business reviews                        │
│  • Standard cost reduction expectations            │
└─────────────────────────────────────────────────────┘
                        ↓
┌─────────────────────────────────────────────────────┐
│  APPROVED SUPPLIERS (Tier 3)                        │
│  • Qualified but transactional                     │
│  • Spot buy or competitive bid                     │
│  • Annual review                                   │
│  • Performance-based retention                     │
└─────────────────────────────────────────────────────┘
                        ↓
┌─────────────────────────────────────────────────────┐
│  PROBATION / EXIT (Tier 4)                          │
│  • Performance issues, quality concerns            │
│  • Controlled shipping or new business hold        │
│  • Active exit planning                            │
│  • Seek alternatives                               │
└─────────────────────────────────────────────────────┘
```

### Supplier Scorecard Framework

| Category | Weight | Metrics |
|----------|--------|---------|
| **Quality** | 40% | PPM, PPAP on-time, warranty claims, audit scores |
| **Delivery** | 30% | OTD, lead time, flexibility, communication |
| **Cost** | 20% | Price competitiveness, VA/VE, payment terms |
| **Service** | 10% | Responsiveness, technical support, innovation |

---

## Cost Management Strategies

### Total Cost of Ownership (TCO)

```
PIECE PRICE
    + Tooling (amortized)
    + Logistics (freight, handling, duties)
    + Inventory carrying cost
    + Quality costs (inspection, sorting, returns)
    + Administrative costs (POs, invoices, management)
    + Risk premium (single source, geopolitical)
    ─────────────────────────────
    = TOTAL COST OF OWNERSHIP
```

### Cost Reduction Levers

| Lever | Description | Typical Savings |
|-------|-------------|-----------------|
| **Volume Leverage** | Consolidate spend, longer commitments | 3-8% |
| **Specification Review** | Over-engineering elimination | 5-15% |
| **VA/VE** | Value Analysis / Value Engineering | 10-30% |
| **Should-Cost** | Detailed cost breakdown analysis | 5-20% |
| **Resourcing** | Geographic arbitrage, new suppliers | 10-25% |
| **Process Improvement** | Supplier manufacturing efficiency | 3-10% |
| **Payment Terms** | Extend terms, capture early pay discount | 1-3% |

### Should-Cost Model Components

```
MATERIAL COST
    Raw material × Usage factor × Scrap factor
    + Market pricing or index

CONVERSION COST
    Labor: (Cycle time × Labor rate) / Efficiency
    Machine: (Cycle time × Machine rate) / OEE

OVERHEAD
    SG&A: % of conversion
    Profit: % margin (typically 5-15%)

LOGISTICS
    Packaging + Freight + Duties
```

---

## Negotiation Framework

### Preparation Checklist

- [ ] **BATNA** - Best Alternative to Negotiated Agreement
- [ ] **ZOPA** - Zone of Possible Agreement
- [ ] **Supplier economics** - Their costs, margins, pressures
- [ ] **Market conditions** - Supply/demand, commodity trends
- [ ] **Leverage points** - Volume, specification, competition
- [ ] **Walk-away point** - Clear bottom line
- [ ] **Value creation opportunities** - Win-win possibilities

### Multi-Variable Negotiation

Don't negotiate price alone. Trade across multiple variables:

| Variable | Give | Get |
|----------|------|-----|
| Volume commitment | Higher volume | Lower price |
| Contract length | Longer term | Price protection |
| Payment terms | Earlier pay