Skin diseases in cows, or penyakit kulit pada sapi in Indonesian, are a common concern for farmers and ranchers. These conditions can significantly affect the health and productivity of cattle, leading to economic losses. Understanding the different types of skin diseases in cows and their appropriate treatment is crucial for maintaining a healthy herd. One prevalent skin disease in cows is ringworm, which is caused by a fungus called Trichophyton verrucosum. This highly contagious disease can spread rapidly within a herd and even to humans who come into contact with infected animals. Ringworm appears as circular patches of hair loss with scaly, crusty, or thickened skin. Affected cows may also show signs of itching and discomfort. To treat ringworm in cows, it is essential to isolate infected animals and thoroughly clean and disinfect their living areas. Topical antifungal medications such as miconazole or clotrimazole can be applied to the affected areas to eliminate the fungal infection. In severe cases, oral antifungal medications may also be necessary. Another common skin disease in cows is bovine papular stomatitis (BPS), caused by the bovine papular stomatitis virus. This viral infection primarily affects young calves, causing the formation of small, raised, reddish papules on the skin and mucous membranes, particularly around the mouth and muzzle. BPS is commonly transmitted through direct contact with infected animals or contaminated objects. There is no specific treatment for BPS in cows, as the disease is self-limiting and generally resolves on its own within a few weeks. However, supportive care can be provided to affected animals. Isolating infected calves from the rest of the herd and ensuring proper hygiene practices can help prevent the spread of the virus. Furthermore, cattle can also suffer from lice infestations, which can lead to irritation, hair loss, and reduced weight gain. Two types of lice commonly infest cows: sucking lice and biting lice. Sucking lice feed on the animal’s blood, while biting lice consume dead skin cells and hair. To control lice infestations in cows, various treatments are available, including insecticidal sprays, dusts, and pour-on formulations. These products contain active ingredients such as pyrethroids, organophosphates, or macrocyclic lactones, which effectively kill lice and prevent reinfestation. It is important to follow the manufacturer’s instructions and recommended dosage when using these treatments to ensure their effectiveness and minimize the risk of resistance development. Other skin diseases observed in cows include dermatophilosis, or lumpy wool disease, and photosensitivity. Dermatophilosis is caused by the bacterium Dermatophilus congolensis and results in the formation of scabby, raised lesions on the skin. Treatment typically involves administering antibiotics to eradicate the infection. Photosensitivity, on the other hand, occurs when cattle are exposed to sunlight after consuming certain plant toxins. Affected cows may develop severe sunburn-like lesions, and prevention involves removing the animals from areas with toxic plants or providing shade. In conclusion, penyakit kulit pada sapi or skin diseases in cows can significantly impact the health and productivity of cattle. Farmers and ranchers should be familiar with common skin diseases such as ringworm, bovine papular stomatitis, lice infestations, dermatophilosis, and photosensitivity. Appropriate treatment and preventive measures, including isolation, hygiene practices, and the use of topical or systemic medications, can effectively manage these conditions. Regular monitoring of the herd’s skin health and prompt intervention are vital for maintaining a healthy and thriving cattle population.