SNT – StenaRattus 

Statistics

Breeding statistics

Breeding activity period	2023–2024 (1 year, 5 months)

Declared litters	4 litters, 49 pups
⨽ internal (born in the rattery)	⨽ 2 litters, 25 pups
⨽ external (other contributed litters)	⨽ 2 litters, 24 pups

All rat records	47 rats
⨽ females	⨽ 20 females (42.6 %)
⨽ males	⨽ 27 males (57.4 %)

Litter statistics

Average mother age	280 days (9.2 months)
Average father age	541 days (17.7 months)
Average litter size	12.3 pups per litter
Average sex ratio	1.35 (about 4 males for 3 females)

Lifespan statistics

Bred rats recorded as deceased	7 rats (28 % of recorded bred rats)
⨽ declared with known date	⨽ 7 rats (100 %)
⨽ presumed dead	⨽ No rat (0 %)

Related entries

Last contributed litters

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State	Birth date	Dam	Sire	Size	Actions
✓	10/12/2024	DPR Lune Bleue	DPR Warabouc	13
✓	27/05/2024	DPR Tokina	DPR Warabouc	11
✓	15/06/2023	PPR Misty	DPR Montana	13
✓	15/06/2023	DPR Chica Linda	DPR Mucher	12

Recently modified rats

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State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	SNT59255M	SNT-DPR	Adric		15/06/2023	23 mo	– alive –	♂
✓	SNT59259F	SNT-DPR	River Song †		15/06/2023	20 mo	Lung tumor	♀
✓	SNT59270F	SNT-PPR	Hedwige †		15/06/2023	17 mo	Bronchitis, pneumonia	♀
✓	SNT59261M	SNT-PPR	Harry		15/06/2023	23 mo	– alive –	♂
✓	SNT59265M	SNT-PPR	Albus		15/06/2023	23 mo	– alive –	♂
✓	SNT59271F	SNT-PPR	Hermione		15/06/2023	23 mo	– alive –	♀
✓	SNT59272F	SNT-PPR	Helga		15/06/2023	23 mo	– alive –	♀
✓	SNT59251M	SNT-DPR	Wilfried †		15/06/2023	5 mo	Respiratory	♂
✓	SNT59262M	SNT-PPR	Sirius †		15/06/2023	11 mo	Undetermined cause	♂
✓	SNT59250F	SNT-DPR	Coca Cola  †	Donna	15/06/2023	19 mo	Mammary tumor	♀