Cat	Sex	Birth_date	Weight_on_D-1	Weight_on_D12 	Weight_on_D39
1	Male	2021-02-24	5.66	5.70	5.58
2	Male	2021-02-26	5.56	5.60	5.60
3	Female	2021-02-01	4.54	4.50	4.38
4	Female	2021-02-08	4.44	4.40	4.44
5	Female	2021-02-05	4.14	4.10	3.96
6	Female	2021-02-21	4.18	4.20	4.22
Mean ± SD (kg)			4.75 ± 0.68	4.75 ± 0.71	4,70 ± 0.71