Table 1 List of state variables used in the agent-based model for JD
From: Agent-based model for Johne’s disease dynamics in a dairy herd
Category | Age group | Disease status | Location | Pregnancy | Diagnostic testing |
|---|---|---|---|---|---|
State variables | calf | healthy | Calf-hutch | Pregnant | Tested-strong |
heifer | exposed | Heifer-group | Tested-weak | ||
adult | high-shedder | Pasture | Days-after-strong | ||
low-shedder | Pregnancy-group | Days-after-weak | |||
Maternity-barn | Weak-positive | ||||
Lactation-barn |