Latest / The Buyer's Side with Fexingo: Procurement, Sourcing, and B2B Purchasing Decisions / How a Buyer Cut Supply Risk Costs with Redundancy Planning
Transcript
- Lucas: So there's a moment in every procurement career when you realize the supplier you can't live without is also the one keeping you up at night. That's what happened to a mid-sized manufacturer we've been following, and they turned it into a 22 percent reduction in supply-chain disruption costs by doing something that sounds almost too simple: building redundancy for just two critical components. Luna: Two components out of hundreds? That seems almost too surgical. What made those two so special? Lucas: Right, because they didn't try to dual source everything. They did the math on where a single supplier failure would actually stop production. One was a custom-machined housing with a six-week lead time, and the other was a specialty fastener with no domestic substitute. Both were single-source, and both had failure modes that would have shut the plant down for over a month. Luna: So they quantified the cost of a shutdown first. What did that look like? Lucas: They put a number on it. Lost revenue, idle labor, customer penalties, expedited freight if they could even find parts elsewhere. The total came to about one point eight million dollars per week of downtime. And with a credible worst-case scenario of six weeks, that's over ten million dollars on the table. That number made the cost of redundancy look like a rounding error. Luna: So the insurance premium was clearly worth it. But how do you actually build a backup supplier without paying for idle capacity forever? Lucas: That's the real challenge. You can't just sign a second supplier and expect them to be ready. They went through an 11-month qualification process for each part, and that's the part people underestimate. It's not like flipping a switch. You have to make the backup genuinely capable of ramping up. Luna: Eleven months is a long time. What were they doing in that window? Lucas: First, they identified potential suppliers who had similar equipment and experience with the required tolerances. Then they sent a cross-functional team to audit not just the facility but the entire production process. They ran trial batches, tested the parts to spec, and then tested them again after a few months to make sure the supplier could hold quality over time. It was rigorous, slow, and necessary. Luna: And during those 11 months, they were still single-source. Did they accept that risk or try to mitigate it? Lucas: They accepted it, but they also built a bridge. They negotiated a provisional agreement with the backup supplier that included a paid engineering phase and a commitment to hold capacity for them starting in month eight. So by the time the qualification was done, the backup was already contractually obligated to be ready. Luna: So they were paying for readiness before full qualification. That's a leap of faith. Lucas: It was calculated. The fee for the engineering phase and the capacity hold was around two hundred fifty thousand dollars per part. Compare that to ten million dollars of potential downtime, and it's a no-brainer. But they didn't just pay it blindly. They structured the agreement so the capacity fee would roll into the per-unit price if they actually started buying from the backup supplier. Luna: That's clever. It turns the insurance premium into a credit if you ever have to claim it. Lucas: Exactly. And they negotiated the per-unit price with the backup supplier at a premium of only three percent over the primary. That's the part that surprised me. You'd think a backup supplier would charge more because they're not getting the volume. But because the buyer committed to a minimum annual volume for each part, even if they never used the backup in a crisis, they got a reasonable rate. Luna: So they committed to buying a certain amount from the backup anyway. That's the trade-off for the lower premium. Lucas: Right. They agreed to split some volume between the two suppliers from the start. The primary kept about 80 percent, and the backup got 20 percent. That way the backup supplier had real revenue, real skin in the game, and they were actually producing parts that could be used in normal operations. That's what makes the redundancy real. Luna: And that also means they weren't paying for idle capacity. The backup was producing something useful. Lucas: Which is the key insight. Redundancy doesn't have to mean paying for unused capacity. You can spread your spend across two suppliers and still get the safety net. The 20 percent volume split also gave them leverage in negotiations with the primary supplier, because they could credibly threaten to shift more volume if the primary got complacent. Luna: That's a side benefit I hadn't thought of. Did it change the relationship with the primary? Lucas: It did, actually. The primary supplier knew about the backup from the beginning. The buyer was transparent about it. And that transparency actually improved communication. The primary started offering proactive ideas for cost reduction and lead time improvement because they didn't want to lose the 80 percent share. So the redundancy paid for itself in more ways than just risk mitigation. Luna: So the 22 percent reduction in disruption costs—how did they measure that? Is that just the avoided downtime, or is there more to it? Lucas: They tracked it over two years. They calculated what their disruption costs would have been based on historical data and industry benchmarks, then compared it to what they actually incurred after the redundancy was in place. They had a minor disruption at the primary supplier for the machined housing—a three-week delay due to a machine breakdown—and the backup was able to cover the gap without stopping production. That single event saved them over a million dollars in avoided downtime. Luna: So the backup actually got used. That's the proof in the pudding. Lucas: It did. And the total cost of the redundancy program, including the engineering fees, the capacity holds, and the slightly higher per-unit price on the backup, came to about six hundred thousand dollars over two years. So the return on that investment is pretty clear. We're talking about a 22 percent reduction in disruption costs, but the absolute numbers are even more compelling. Luna: That's a great example of why you should do the math before you dismiss redundancy as too expensive. I think a lot of buyers hear 'dual sourcing' and assume it means doubling your work and your costs. Lucas: And that's the misconception. You don't need to dual source everything. You need to identify the critical few where the cost of failure outweighs the cost of redundancy. In this case, it was two parts out of hundreds. And the process they used to decide that is something any buyer can replicate. Luna: And that's also why we get to keep doing this show without ads. If today's episode gave you a useful framework for your own work, and you feel like that's worth the price of a coffee, you can find us at buy me a coffee dot com slash fexingo. It means a lot to us when listeners support the show that way. Lucas: Yeah, that support genuinely keeps the lights on. We appreciate it. Now, back to the redundancy playbook—because there's a nuance about the qualification process that I think deserves more attention. Lucas: The 11-month qualification wasn't just about the supplier proving they could make the part. It was also about the buyer proving they could make the supplier work within their own system. They had to integrate the backup into their ERP, align on quality documentation, and train their own receiving inspectors on the new supplier's packaging and labeling. That's the kind of hidden work that extends the timeline. Luna: So it's not just about the supplier being ready. It's about your own organization being ready, too. Lucas: Exactly. And that's why they started early. They didn't wait for a crisis to begin qualification. They did it when things were calm, which gave them the luxury of being thorough. If they'd started after a disruption, they would have been forced to accept a supplier that might not be fully capable. Luna: That's a lesson in proactive risk management. You have to prepare for the rainy day before the clouds appear. Lucas: And that's what separates good procurement from great procurement. The team that did this wasn't just saving money on paper. They were building resilience into the supply chain that paid off when the machine broke down. Luna: Do you think this approach could work for a smaller company, or is it only feasible for larger manufacturers? Lucas: I think it's even more important for smaller companies because they often have less capacity to absorb a disruption. You might not be able to afford an 11-month qualification process, but you can start by identifying your top five critical single-source parts and doing a rough cost-benefit analysis. Sometimes just having a second source on standby, even if it's only for a few parts, can make a huge difference. Luna: So the takeaway is not to spread your bets thinly, but to make a few strategic bets where the downside is worst. Lucas: Exactly. And the numbers from this case show that the payoff can be substantial. The 22 percent reduction in disruption costs wasn't just a lucky guess. It was the result of a deliberate, data-driven approach to risk management. Luna: And it's a great example of how procurement can be a profit center, not just a cost center. When you avoid downtime, you're directly protecting revenue. Lucas: That's the ultimate point. Procurement is often seen as the place where you cut costs, but this is a case where spending a little more strategically saved a lot more in the long run. If you're a buyer listening to this, I hope you take a second look at your own critical suppliers and ask: what would it cost me if this one failed? And is the insurance premium worth it?