Be prepared to advise the company's owner or CEO on the difficult everyday decisions that ensure the success of the company. Use the toolkit provided by this course to enhance the profitability of any growing private company. Quickly learn to target the key financial information that will determine whether the company continues to grow and prosper or whether it will struggle and eventually falter and fail. Shift from a reactive to a proactive mode of operation and end the constant firefighting common to many private companies.
This course teaches you how to use various proven financial tools and techniques to assess the impact of day-to-day decisions on growing business operations and profitability. It presents and illustrates useful techniques for turning those difficult decisions into routine decisions that will maximize profitability and improve business performance.
Objectives:
Prerequisite: Experience in finance, operations or accounting
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Chapter 3 - Maximizing Profits through Product Mix Analysis
Learning Objectives
In this chapter, we will focus on ways to maximize profits as it relates to the product mix of a company. Many corporations create a special product and then go onto other products without understanding how the product fits into the overall profitability scheme. We will focus on
• Examples of product mix and relation to profits,
• The process to determine optimal product mix,
• Use of MS Solver as a tool to solve optimization problems, and
• The impact of constraints as they apply to the product mix.
Profitability and Product Mix Analysis1
Businesses are always confronted by optimization challenges to make the highest profit. Consider the following examples where optimization is necessary:
• A distribution company that has 100 panel trucks visiting customers on a daily basis – which routes will allow it to be the most efficient.
• A meat packing plant which produces hamburgers – customers require a specific lean content in the finished product. However, the purchasing department can obtain many varieties of meat with different lean content. The blending of the different lean contents will arrive at the specified customer content (all of the meat has different prices/pound).
• A metal stamping company can process orders on several different machines (which have different hourly costs) and it can use different laborers (only on certain machines – and each laborer has a different cost per hour).
Any of these scenarios could lead to complex matrices of hundreds or thousands of possible answers. The challenge is to create a process which will enable the company to choose the most profitable means without spending inordinate amounts of time trying to determine the ideal product mix.
This section will outline the necessary steps, challenges, and possible pitfalls of a practical application of product mix analysis to improve the profitability of an operation or business.
The first step in the process is to obtain the data needed for a product mix study. Unfortunately it does not come in a handy form, nor is it ready to analyze as will be the case in our example. Obtaining and formatting the necessary information for analysis requires at least a few days and up to several months, depending upon the scope, complexity, and purpose of the analysis.
The second step is to create the ideal mix – usually with the aid of financial software such as a spreadsheet. Even though the process is automated, the analyst must be realistic that the model may be omitting key information and therefore is incorrect. In practical applications, the product mix study is rarely a one-shot deal, taking time and effort. Analysis is iterative, each iteration representing one of numerous different business and/or production scenarios.
The third step is implementing the solution. Even after an "optimal" product mix is found, the realization of the product mix within the operation is a challenge. An optimized product mix usually represents an idealized and somewhat macro view of the production profile, delivering a profit obtained in the analysis. In many cases, however, operational constraints in production and in the supply chain that were not or cannot be specifically formulated into the product mix optimization, such as availability of raw materials, seasonality of customer demand, and bottlenecks of equipment and resources may deem your product mix results infeasible.
Therefore to improve the success rate of product optimization, use the following roadmap:
Steps of a product mix study:
1. Define the product mix problem.
2. Collect data for baseline product mix evaluation.
3. Develop new scenarios for additional product mix analyses.
4. Select the optimal product mix profile.
5. Map out the actual production sequence to verify the feasibility of the optimal profile.
Step 1: Define the Product Mix Problem
The purpose of a product mix study for a profit-making entity is usually to maximize the profit. Assuming this general principle, one needs first to define and understand the project. The following questions clearly identify the problem/opportunity and provide focus to the project.
• What is the objective of this product mix study project?
• What are the issues involved with this project?
• Why is it important?
• Who is the sponsor for this project?
• Who should be working on this project?
• When should the project start? Finish?
• What is the current product mix?
• What is the current profit picture?
By answering the above questions, the user can achieve a much better understanding of the issues involved and point the project in the right direction toward a successful analysis.
Step 2: Collect Data for Base-Line Product Mix Evaluation
The most important decision of this step is to define the product categories to use as the basic unit to collect needed information. A typical company sells hundreds or even thousands of products representing various product lines, product classes, product sub-classes, packing codes, etc. It is extremely cumbersome and difficult to conduct product mix analysis at the lowest product classification level with thousands of categories. Aggregation of product subclasses is always needed.
This is a very time-consuming period of the project. In the case of an entity with a good database containing accurate financial and operation information, effort is usually spent on the aggregation of information to arrive at the desired product category level. To alleviate any ambiguity during the data collection and aggregation process, design a spreadsheet, clearly listing product categories and information to be collected first. With a clear list of information needs, the goal of the data collection is simply to complete the spreadsheet that was specifically designed for data collection.
Typical information to be collected for product mix analysis will include items such as product price, product costs – fixed, variable, and overheads – and estimated demand for the product at the planned horizon.
With all the needed information collected in a spreadsheet, formulate the product mix question using a spreadsheet solver (in the following example, MS-Solver is used). If there is too much information for a standard solver, you are probably unnecessarily complicating your product mix analysis with too many product categories.
Step 3: Develop New Scenarios for Additional Product Mix Analyses
The so-called "optimized" product mix output from Step 2 is the current best under a limited scope – no changes are made to the currently available equipment and resources. The real challenge of a product mix analysis is to create new business and production scenarios that frequently require major "structural" changes. The structural changes might involve the bold "reengineering" of the business; for example, shutting down some portion of the operation, thereby eliminating some product lines, or adding some product lines by realigning existing equipment/resources among several production sites, or acquiring new equipment/resources etc. The principle concept behind the scenario development is to come up with a viable and feasible business plan and structure that will improve the bottom line. The scenario development is by far the most challenging part of a product mix study because it involves business strategy, breaking the existing product mix paradigm and invoking "outside-the-box" thinking to brainstorm good scenarios for the business to pursue.
For each scenario, appropriate data will of course need to be added and incorporated into the existing data structure discussed in Step 2. Product mix analysis will need to be conducted for each scenario. Results will need to be evaluated for assessing the viability of the scenario.
1 The selection on Product Mix was based on an article written by Thomas Hsiang, Ph.D., Director of Management Science at Sensient Technologies Corporation in Milwaukee.
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