Marketing Research and Insight Glossary

Definitions, common uses and explanations of 1,500+ key market research terms and phrases.

What is "A.C. Nielsen Retail Index"?

Research Topics:
Brand Equity | Brand Share Studies | Promotion Dev./Evaluation Studies
Industry/Market Focus:
Beverage | Convenience Store | Retailing
Content Type:
Glossary
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A.C. Nielsen Retail Index Definition

A market measurement tool created by Nielsen (formerly AC Nielsen) that provides continuous tracking of retail sales for fast-moving consumer goods (FMCG) such as food, beverages, household items and personal care products.

A.C. Nielsen Retail Index is a market measurement tool created by Nielsen (formerly AC Nielsen) that provides continuous tracking of retail sales for fast-moving consumer goods (FMCG) such as food, beverages, household items, and personal care products.

What is the A.C. Nielsen Retail Index

  • A syndicated retail audit service that monitors what products are being sold at retail outlets.

  • It covers sales volume, value, distribution and market share across different brands, categories and regions.

  • Data is collected from a panel of retail stores (e.g., supermarkets, convenience stores, drugstores) and then extrapolated to represent the larger market.

What does the A.C. Nielsen Retail Index tell you?

  • How much of a product is selling (volume).

  • How much money it’s generating (value).

  • Which brands are gaining or losing market share.

  • Which stores and regions drive sales growth.

  • Effectiveness of promotions, pricing, and distribution strategies.

Why is the A.C. Nielsen Retail Index useful?

  • Manufacturers use it to understand category trends, competitor performance and to adjust marketing/production.

  • Retailers use it to negotiate with suppliers and manage shelf space.

  • Marketers and analysts use it to measure ROI of campaigns and identify growth opportunities.

What are examples of how to use the A.C. Nielsen Retail Index?

If you’re Coca-Cola, the AC Nielsen Retail Index can show you:

  • How Coke vs. Pepsi are performing in Midwest supermarkets vs. convenience stores nationwide.

  • Whether your new flavor launch gained significant distribution and share.

  • How much of your sales increase came from new buyers versus existing customers buying more.