Table 1.

Summary of the female giant pandas included in this study with location, date of birth, years of cycles, age (in years) at first cycle included in this study, and average body weight at the start of anestrus (the start of the period of interest for this study).

Zoological institution	Panda SB	Date of birth (dd.mm.yy)	Years of cycles	Age (years) at first cycle included	Average weight at start of anestrus (Kg)
RZSS Edinburgh Zoo, UK	SB569	24.08.03	2012, 2013, 2015–2021	8	101.5
Pairi Daiza, Belgium	SB741	07.07.09	2015, 2016, 2018, 2019	5	120.0
Ouwehands Dierenpark, The Netherlands	SB884	05.08.13	2018–2020	4	108.7
ZooParc de Beauval, France	SB723	10.08.08	2017, 2020	8	102.0
Ähtäri Zoo, Finland	SB941	21.09.14	2019, 2020	4	110.3