Many supply chain teams rely on scattered spreadsheets and emails to track supplier information, leading to outdated lead times and missed opportunities. This blog explores how fragmented vendor data silently disrupts planning, creates inefficiencies, and makes supplier relationships harder to manage. It shows how centralizing supplier performance tracking—especially around lead times—can transform daily operations from reactive to strategic. Plus, it offers a free Vendor Data Checklist to help teams get started with the right data in one place.