What is prime cost as used in cost accounting?

Prime cost in cost accounting refers to the total direct costs incurred in the production of goods or services. It includes expenses directly tied to manufacturing or service delivery, like raw materials, labor wages, and direct production-related expenses. Prime cost excludes indirect costs such as rent, utilities, and administrative salaries. It's a fundamental concept for businesses to determine the core expenses associated with their primary activities, helping them calculate product or service pricing, analyze cost efficiency, and make informed decisions about production processes and resource allocation.