Figure 2
From: Quantifying bluetongue vertical transmission in French cattle from surveillance data
Identification of cattle populations with contrasted exposure to vertical transmission. In the dataset, three populations of cattle were identified based on birthdates and dams likely vaccinal status: cattle (popA) and calves (popB) that had only been exposed to BTV through vector bites vs calves (popC) that may have been additionally exposed to vertical transplacental transmission.