Model

${\widehat{\beta }}_{\text{effort}}$

${\widehat{\beta }}_{\text{month}}$

${\widehat{\beta }}_{\text{year14-15}}$

${\widehat{\beta }}_{\text{year15-16}}$

${\widehat{\beta }}_{\text{year16-17}}$

Adult model

0.073*** (0.008)

−0.252***

(0.033)

−0.357*

(0.168)

0.040

(0.175)

0.391*

(0.179)

Calf model

0.092***

(0.007)

0.349***

(0.034)