The invention relates to a Chinese herbal medicine additive used for improving breeding ram reproductive performance. The invention aims at solving problems of Cashmere goat breeding ram low ejaculation volume, insufficient sperm motility rate, insufficient sperm density, and the like caused by high semen collection frequency. The additive is prepared from the Chinese herbal medicines of, by weight, according to a total weight as a standard, 25% of epimedium, 12.5% ??of desertliving cistanche herb, 12.5% ??of dodder, 12.5% ??of medlar, 12.5% of medicinal morinda root, 12.5% ??of mongolian milkvetch root, and 12.5% ??of stir-fried malt. With the additive provided by the invention, functions such as ejaculation volume increasing, sperm density increasing, gonad protecting, sexuality strengthening, male hormone activating, reproductive function promoting, and physical health maintaining are provided for breeding rams.