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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