Wombaroo Wombat Milk < 0.4 700g. Wombat Milk Replacer <0.4 is a nutritionally balanced milk substitute for wombat joeys with less than 40 % of their pouch life completed. Joeys at this stage are furless, pink skin, eyes closed, ears down. Entirely pouch bound. Faeces yellow custard consistency. Key Features: Specifically formulated to match the composition of early lactation wombat milk. Low energy milk, with a low fat content. Easily digested carbohydrates and proteins.