The savings _ from using your "in house" expertise _ in terms of money and man_hours alone, will quickly justify the investment you make in "developing the needed skills" _ especially, when you compare what you spend with the cost of purchasing a commercial software application _ or even engaging the services of an Excel VB developer.
From this point on, I will refer to only one of the above mentioned applications, because it is my preferred work environment. That is Microsoft Excel. I believe users of other spreadsheet applications will be able to adapt whatever I say from here for use in their own peculiar environments.
To elaborate further: A one_page Variable Costs Analysis report sheet automatically generated by the custom spreadsheet application I earlier described, was a powerful tool used by top management to quickly assess performances of individual breweries. Among other benefits, the report made it quite easy to realistically compare sister breweries in different locations(even across countries) based on common denominators. Apart from summarising brewing/packaging materials in two groups _
In addition, visualise it having dynamic query/report drop menu interfaces, and a variety of custom buttons: for navigation(within and between worksheets), printing, data export (as PDF documents or spreadsheet files), saving, auto_data filtering, auto_charts plotting, auto_backup of files, user login authentication (for documents with sensitive or confidential content) etc.
examples of spreadsheet packages
types of spreadsheet