Terragen Holdings Limited engages in the development, production, and marketing of biological products for agriculture in the soil health and animal health, and nutrition sectors in Australia and New Zealand. The company offers Great Land, a soil conditioner containing live microbes; and Mylo, a live microbial probiotic feed supplement. It is also developing Lactolin, a teat conditioner used to maintain and enhance the udders of lactating production animals; and Halo, an anti-inflammatory product to assist dairy cattle with mastitis and companion animals, such as dogs with mobility impairment. The company offers its products to dairy farmers, banana growers, macadamia growers, avocado growers, vegetable growers, and vineyards through its retail agency distribution network. Terragen Holdings Limited was incorporated in 1996 and is based in Coolum Beach, Australia.