RSH – Shita 

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Statistics

Breeding statistics

Breeding activity period	2010–2024 (14 years, 3 months)

Declared litters	91 litters, 276 pups
⨽ internal (born in the rattery)	⨽ 24 litters, 169 pups
⨽ external (other contributed litters)	⨽ 67 litters, 107 pups

All rat records	255 rats
⨽ females	⨽ 128 females (50.2 %)
⨽ males	⨽ 127 males (49.8 %)

Litter statistics

Average mother age	245 days (8 months)
Average father age	535 days (17.6 months)
Average litter size	3 pups per litter
Average sex ratio	0.992 (about 1 female for 1 male)

Lifespan statistics

Bred rats recorded as deceased	154 rats (98.1 % of recorded bred rats)
⨽ declared with known date	⨽ 151 rats (98.1 %)
⨽ presumed dead	⨽ 3 rats (1.9 %)

Average lifespan of bred rats	28.3 months (♀: 28.7 months – ♂: 27.9 months)
⨽ infant mortality excluded	⨽ 28.3 months (♀: 28.7 months – ♂: 27.9 months)
⨽ accidents excluded	⨽ 28.3 months (♀: 28.7 months – ♂: 28 months)

Oldest bred rat	RSH Ulenka (deceased at 3 years, 3 months)

Death causes statistics

Primary death causes by decreasing frequency

31.13 %	Old age, natural death (from 24 month old minimum)
24.5 %	Other
11.92 %	Unknown cause
7.28 %	Neurological (brain, spinal cords, nerves)
5.3 %	Reproductive system
4.64 %	Eye, ear, mouth, face
4.64 %	Respiratory
3.97 %	Accidents, traumas, poisonings
3.97 %	Cardiovascular
1.32 %	Digestive
0.66 %	Skin
0.66 %	Urinary system (kidney, bladder)

Secondary death causes by decreasing frequency

31.13 %	*Old age, natural death (from 24 month old minimum)
18.54 %	Undetermined tumor (affected organ unknown)
11.92 %	Undetermined cause (known date)
4.64 %	Mammary tumor
4.64 %	*Respiratory
3.31 %	Undetermined infection or abscess
3.31 %	Heart failure, valvular disease
3.31 %	*Neurological (brain, spinal cords, nerves)
2.65 %	Pituitary tumor
1.99 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)
1.99 %	Facial abscess (excluding teeth and Zymbal gland)
1.99 %	*Other
1.32 %	Digestive tumor (stomach, liver, pancreas, intestines...)
1.32 %	Fights, injuries, serious bites, subsequent hemorrhage (excluding abnormal hemorrhage)
0.66 %	Uterus infection (metritis, pyometra)
0.66 %	Other urinary disorder
0.66 %	Zymbal gland tumor
0.66 %	Other neurological trouble
0.66 %	Retro-orbital abscess
0.66 %	Retro-orbital tumor
0.66 %	Subcutaneous abscess
0.66 %	Other heart or vascular problem
0.66 %	Otitis, ear abscess
0.66 %	Other tumor (salivary, spleen, adrenal, thyroid...)
0.66 %	Domestic accident (crush, door...)
0.66 %	Epilepsy

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✗	17/05/2024	RSH Ismijn	RSH-YAR Gibble	13
✗	05/09/2023	RSH-YAR Firenze	RSH Dis Momo	8
✗	16/11/2022	RSH Dante	YAR-RSH Crixus	12
✓	12/10/2022	YAR-RSH Caoimhe	RSH Buddy	12
✓	15/12/2021	RSH-YAR Aibreann	RSH Whisper	10
✓	14/11/2021	LTE Aurore	RSH Youri	14
✓	11/07/2021	LTE Aurore	RSH Webster	4
✓	04/07/2021	LTE Ayda	RSH U Ulkonäköä	5
✓	07/04/2021	RSH Xinyi	ETR-RSH Ai's Eoghann	1
✓	01/04/2021	ETR-RSH Ai's No'tje 2	RSH Xipper	1

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	RSH53882F	RSH	Waddiwasi †		01/04/2020	26 mo	Pituitary tumor	♀
✓	RSH53880F	RSH	Vipera Evanesca †		16/03/2020	28 mo	Neurological	♀
✓	RSH61689F	RSH	Núria		17/05/2024	16 mo	– alive –	♀
✗	RSH61688F	RSH-YAR	Graviera †		16/11/2022	31 mo	Undetermined tumor	♀
✓	RSH59837M	RSH-YAR	Flit †		12/10/2022	24 mo	Old age, natural death	♂
✓	RSH59836M	RSH-YAR	Frodo †		12/10/2022	26 mo	Facial abscess	♂
✓	RSH59875F	RSH-YAR	Flicka †		12/10/2022	26 mo	Old age, natural death	♀
✓	RSH59872M	RSH-YAR	Flodder †		12/10/2022	32 mo	Facial abscess	♂
✓	RSH59871M	RSH-YAR	Flex †		12/10/2022	30 mo	Old age, natural death	♂
✓	RSH61677M	RSH	Nigel		17/05/2024	16 mo	– alive –	♂