Why Forecasts Fail: Building Pull-Based Supply Chains & Real Operational Leadership | Rob Tykal

In this episode of The Allied Advisors Podcast, Justin sits down with Rob Tykal—former President, COO, and VP of Global Operations at organizations like Danaher, GM, Daimler, and Superior Industries—for a deep, practical conversation on supply chain, materials management, and leadership.While the video recording unfortunately cuts out around the 29-minute mark (lesson learned on DSLR limits), the insights captured are pure gold. Rob breaks down why forecast-driven systems consistently fail manufacturers, how consumption-based replenishment actually works in practice, and why great operational leaders must live at the gemba—not just in spreadsheets.From Kanban design levels and safety stock logic to humility in executive leadership, this episode is a masterclass for mid-market manufacturers looking to improve flow, reduce inventory risk, and build sustainable operational cultures.🎧 Full audio is intact, and Rob will be back for a follow-up episode.⏱️ Episode HighlightsWhy all forecasts are wrong—and why companies still rely on themThe grocery store analogy that perfectly explains pull-based replenishmentHow Kanban design levels eliminate the “cut inventory” debateWhy excess inventory and stockouts usually coexistThe real cost of expiration dates, obsolete material, and long lead timesWhat executives must learn to see on the shop floorWhy humility is the most underrated leadership traitHow smaller manufacturers can outperform large enterprises operationallyThe difference between tools, systems, and culture—and why culture wins🧠 Key TakeawaysForecasts are necessary but unreliable—consumption should drive replenishmentProperly designed pull systems self-regulate inventory levelsLeaders must understand materials deeply; intelligence cannot be delegatedInventory problems are rarely downstream issues—they’re leadership issuesSmaller companies have agility advantages if they execute correctly👤 About the GuestRob Tykal is a seasoned operational executive with decades of experience leading global manufacturing organizations. He has held senior leadership roles across automotive, industrial, and life sciences sectors and is widely respected for his ability to pair rigorous lean systems with people-centered leadership. Rob is known not just for improving processes—but for building cultures that sustain them.📌 About the PodcastThe Allied Advisors Podcast is for mid-market manufacturers focused on scaling operations, improving material flow, and driving measurable bottom-line results. Hosted by Justin Goethe, each episode features operators, executives, and investors who’ve been in the trenches—and know what actually works.🔔 Call to ActionIf this episode resonated with you:Follow The Allied Advisors Podcast on your favorite platformShare this episode with a fellow operator or supply-chain leaderReach out to Allied Advisors if you’re ready to rethink inventory, flow, and execution