Dr. Chockalingam

About Dr. Chockalingam

Mark Chockalingam is the Founder and President of Valtitude, a strategy and solutions consulting firm headquartered in Boston, MA, specializing in Demand Forecasting, S&OP, and end-to-end supply chain transformation. Founded in 2004, Valtitude serves Fortune 500 companies and mid-market businesses across industries including Pharmaceuticals, Consumer Products, High-Tech, Food & Beverage, Aerospace, and Oil & Gas. Dr. Chockalingam is also the Founder and Chief Architect of PlanVida, Valtitude’s cloud-based supply chain planning platform. Mark has over twenty years of consulting and corporate experience in Predictive Analytics, Sales Forecasting, Supply Chain Optimization, and Integrated Business Planning. Mark has consulted for many marquee names including Wyeth-Pfizer, Miller SAB, FMC, Labatt USA, Pepsi Foods, Schlumberger, Honeywell, Facebook (now Meta), Qualcomm, Tropicana Brands, Prestige Healthcare, Cuisinart, Abbott, and Mars Petcare, among others.

Implementing SAP IBP Inventory Optimization in CPG: 5 Keys to Faster Time-to-Value

By |2026-06-10T16:53:06+00:00June 10th, 2026|Categories: Blog|

Implementing SAP IBP Inventory Optimization in CPG — what actually works Most implementations take longer than they should — not because the technology is hard, but because teams try to boil the ocean before proving value. 💡 Secondly, the IO methods leveraged are quite basic NOT doing justification to the tool capabilities. After working with CPG companies across snacks, [...]

Why Defaulting to Heuristics in Constrained Supply Networks Costs You

By |2026-06-10T14:48:24+00:00June 10th, 2026|Categories: Blog|

SAP IBP Worst Practice #5: Heuristics on high gear ⚡ Fast planning ≠ smart planning. A lesson every supply chain team eventually learns the hard way. A typical worst practice in SAP IBP implementations: using the Heuristic engine in highly constrained, multi-node scenarios — because it's fast and familiar. Heuristic plans sequentially — first priority gets served first. It's fast, it produces [...]

One Lead Time for All — Why It Quietly Kills Inventory Optimization

By |2026-06-10T14:50:05+00:00June 10th, 2026|Categories: Blog|

🚨 SAP IBP Worst Practices... continuing on to Supply Planning and IO ⚠️ WP #4: One lead time. Every product. Every location. What could go wrong? We keep seeing this in SAP IBP Inventory Optimization implementations — and it could quietly kill the usability and the credibility of the tool even before go-live. 💀 🛠️ The integration consultant loads [...]

When Your Algorithm Forecasts a Ghost — The Hidden Cost of Ignoring PLM Flags

By |2026-06-10T13:29:10+00:00June 10th, 2026|Categories: Blog|

SAP IBP Worst Practices WP3: When Your Algorithm Forecasts a Ghost — The Hidden Cost of Ignoring PLM Flags It_is_not_about_the_model_but_everything_that_suppports_it WP3: Not considering PLM or other flags that reflect business realities. Here is a forecast output from a live IBP instance. The product had zero demand for 18+ months. No shipments. No orders. Silence. And yet... the algorithm confidently generated [...]

SAP IBP Best Fit Forecasting: How Poor Model Pool Design Breaks Your Demand Plan

By |2026-06-09T11:08:55+00:00June 9th, 2026|Categories: Blog|

Worst Planning Practices in SAP IBP — WP #2: A "Best Fit" Model Pool with No Design Thinking Continuing our Worst Planning Practices in SAP IBP series — The Best Fit configuration checked all the right boxes during implementation, but its real-world performance introduced considerable forecasting challenges. The Scenario A consultant configured Best Fit statistical forecasting in SAP IBP [...]

Why Applying an Aggressive Forecast Model to a New SKU Is a Costly SAP IBP Mistake

By |2026-06-09T11:13:21+00:00June 8th, 2026|Categories: Blog|

Worst Planning Practices in SAP IBP — WP #1: Applying an Aggressive Forecast Model to a New SKU Most SAP IBP problems don't announce themselves. They show up months later — as excess inventory, a write-off, or a board asking why forecast accuracy keeps sliding. Trace it back, and it's almost always a planning decision nobody challenged. This is [...]

SAP IBP Heuristic vs Optimizer

By |2026-05-29T16:37:38+00:00May 29th, 2026|Categories: Blog|

SAP IBP Heuristic vs Optimizer: When to Use Each Engine (and Why the Wrong Choice Costs You Service Levels) Most SAP IBP teams default to the Heuristic engine because it's fast. In constrained, multi-node supply chains, that habit quietly drives stockouts, excess inventory, and lost margin. Here's how to choose deliberately. Fast planning isn't smart planning. It's one of [...]

SAP IBP Demand Model Setup: What Most Planners Miss Across All 4 Steps

By |2026-06-10T15:05:49+00:00April 27th, 2026|Categories: Blog|

#Demand_Modeling_in_SAP_IBP Three steps involved in setting up a Demand Model in SAP IBP are described in this modeling primer videos for Demand Planners. Step 0 — General Settings surfaces the key configuration parameters: planning horizon, time profile, aggregation level, and key figure mapping — the foundation everything else depends on. Step 1 — Pre-Processing now explicitly calls out the [...]

Beyond the Crystal Ball: Generating a Modeled forecast in SAP IBP is straight forward!

By |2026-02-18T09:13:49+00:00February 18th, 2026|Categories: Blog|

In an era of relentless market shifts, a "good guess" is no longer a viable strategy for supply chain leaders. At Valtitude, we recognize that moving from reactive firefighting to proactive planning requires more than just a software license—it requires the precise engineering and implementation of a robust digital core. As specialists in SAP Integrated Business Planning (IBP), we [...]

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