Complex sentence: It is still used for farming in a few areas where mechanization is impractical and the mares are also still used for the production of mules, although its main breeding purpose today is the production of horse meat.
Split into simpler sentences: It is still used for farming in a few areas where mechanization is impractical. The mares are also still used for the production of mules, although its main breeding purpose today is the production of horse meat.