Figure 2. A notably smaller calf born on a dairy farm with a known history of neosporosis. Note from the ear tags that the smaller calf is the same age or slightly older than the normal-sized calf.

Neospora in UK cattle

The main clinical presentation in Neospora-positive cattle is abortion from 5–7 months of gestation and can occur as early as 4 months (McAllister, 2016). Seropositive cows are three to thirteen times...