In this paper the use of technique for analyzing in horse breeding is studied, which allows to simplify accounting and analytical support of cost management and control the amount of profit as a result of changes in variable costs, selling prices and product mix of the given industry. Mastering this method, an accountant is able to model various combinations of sales, costs and profits, choosing the one most suitable. When planning for a range of products to be realized, the management decision was proposed to withdraw unprofitable product-horse meat from production. As a result of these calculations, it was found that this management decision was correct. The withdrawal of horse meat from production will improve the financial position of koumiss farm and lead to increased profits.

The article deals with the issues of biological assets accounting in compliance with the international accountancy standard (IAS) 41; we have studied the IAS 41 and IAS 2 spheres of influence in horse breading accountancy by the stages of the production process, and offered the groups of biological assets in horse breading, which require generating of information in financial accounting compiled in compliance with the IAS. Improvement of the production costs accounting and analysis in horse breeding will allow fostering the accounting and information support of self-cost management and creating the necessary basis for taking clever management solutions aimed at the profit maximization.