Parameter | Description (unit) | Value |
---|---|---|
α | Rate of shedding from infected individuals (units per day) | 1.00 × 100 |
β q1 | Decay of environmental infectious pressure in quarter 1 (per day) | 1.75 × 10−1 |
β q2 | Decay of environmental infectious pressure in quarter 2 (per day) | 1.19 × 10−1 |
β q3 | Decay of environmental infectious pressure in quarter 3 (per day) | 0.80 × 10−1 |
β q4 | Decay of environmental infectious pressure in quarter 4 (per day) | 1.58 × 10−1 |
\(\upsilon_{c}\) | Indirect transmission rate of the environmental infectious pressure in calves (per animal per day) | 3.83 × 10−2 |
\(\upsilon_{y}\) | Indirect transmission rate of the environmental infectious pressure in young stock (per animal per day) | 3.83 × 10−2 |
\(\upsilon_{a}\) | Indirect transmission rate of the environmental infectious pressure in adults (per animal per day) | 5.88 × 10−3 |
\(\gamma_{c}\) | The recovery rate of infection in calves (per day) | 1.00 × 10−1 |
\(\gamma_{y}\) | The recovery rate of infection in young stock (per day) | 1.00 × 10−1 |
\(\gamma_{a}\) | The recovery rate of infection in adults (per day) | 1.00 × 10−1 |
ε | Background environmental infectious pressure (units per day) | 6.89 × 10−5 |