Which of the following statements is true of joint costing? Joint costing is less useful for companies which manufacture multiple products simultaneously from the same production process. Distribution costs incurred beyond the splitoff point that are assignable to each of the specific products identified at the splitoff point are considered as joint costs. The primary purpose of joint costing is to allocate the separable costs to the individual products that are eventually sold. The costs of a production process that yields multiple products simultaneously are called joint costs