VIC – Les Rastars 

Statistics

Breeding statistics

Breeding activity period	2016–2024 (8 years)

Declared litters	32 litters, 299 pups
⨽ internal (born in the rattery)	⨽ 21 litters, 178 pups
⨽ external (other contributed litters)	⨽ 11 litters, 121 pups

All rat records	300 rats
⨽ females	⨽ 148 females (49.3 %)
⨽ males	⨽ 152 males (50.7 %)

Litter statistics

Average mother age	203 days (6.7 months)
Average father age	431 days (14.1 months)
Average litter size	9.3 pups per litter
Average sex ratio	1.027 (about 1 male for 1 female)

Lifespan statistics

Bred rats recorded as deceased	113 rats (62.4 % of recorded bred rats)
⨽ declared with known date	⨽ 96 rats (85 %)
⨽ presumed dead	⨽ 17 rats (15 %)

Average lifespan of bred rats	18.4 months (♀: 20 months – ♂: 17 months)
⨽ infant mortality excluded	⨽ 18.4 months (♀: 20 months – ♂: 17 months)
⨽ accidents excluded	⨽ 19.3 months (♀: 20.8 months – ♂: 18.2 months)

Oldest bred rat	VIC-LPM Scrat (deceased at 2 years, 6 months, 1 day)

Death causes statistics

Primary death causes by decreasing frequency

33.33 %	Respiratory
16.67 %	Accidents, traumas, poisonings
13.54 %	Unknown cause
11.46 %	Old age, natural death (from 24 month old minimum)
9.38 %	Other
8.33 %	Neurological (brain, spinal cords, nerves)
3.13 %	Eye, ear, mouth, face
2.08 %	Urinary system (kidney, bladder)
1.04 %	Digestive
1.04 %	Reproductive system

Secondary death causes by decreasing frequency

17.71 %	Bronchitis, pneumonia
14.58 %	*Respiratory
13.54 %	Undetermined cause (known date)
11.46 %	*Old age, natural death (from 24 month old minimum)
5.21 %	Domestic accident (crush, door...)
5.21 %	*Neurological (brain, spinal cords, nerves)
4.17 %	Virus, epidemic outbreak, immune deficiency (SDA, Sendai, Tyzzer...)
3.13 %	Suffocation, choking
3.13 %	Fights, injuries, serious bites, subsequent hemorrhage (excluding abnormal hemorrhage)
3.13 %	Undetermined tumor (affected organ unknown)
3.13 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)
2.08 %	Heatstroke
2.08 %	Undetermined infection or abscess
2.08 %	Pituitary tumor
2.08 %	Zymbal gland tumor
1.04 %	Epilepsy
1.04 %	Facial abscess (excluding teeth and Zymbal gland)
1.04 %	Gastroenteritis, diarrhea
1.04 %	Other respiratory trouble
1.04 %	Urinary or kidney infection
1.04 %	Other reproductive system disorder
1.04 %	Other urinary disorder

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✗	06/11/2024	SAB Calypso	VIC Nocibe	11
✓	04/06/2024	MIL-VIC Helga	RB. Gelato	11
✓	22/05/2024	RB. Linea	RB. Cortex	14
✓	08/02/2024	MIL Meria	VIC Baldur	12
✓	10/12/2023	MIL Satine	VIC Patmol	8
✓	13/10/2023	RB. Mavia	VIC Patmol	10
✗	10/10/2023	RB. Yume	MIL Smoke	10
✓	05/10/2023	VIC Moustache	VIC Lino	9
✓	20/08/2023	RB. Widow	VIC Wolf	15
✓	10/04/2023	MIL-MGR Tundra	ETR Aloe	12

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✗	VIC57613F	VIC	Leta †		01/09/2022	27 mo	Zymbal gland tumor	♀
✗	VIC60464M	VIC	Duke		13/03/2023	20 mo	– alive –	♂
✗	VIC60465M	VIC	Nounouille †		13/03/2023	20 mo	Bronchitis, pneumonia	♂
✗	VIC60700F	VIC	Aloy †		02/05/2022	27 mo	Old age, natural death	♀
✓	VIC60609M	VIC	Nova †		20/03/2023	20 mo	Bronchitis, pneumonia	♂
✓	VIC57690F	VIC	Ondine †		01/09/2022	26 mo	Respiratory	♀
✓	VIC60687F	VIC	Cecemel †		01/09/2022	26 mo	Pituitary tumor	♀
✓	VIC60679F	VIC-MIL	Posipi		18/09/2022	26 mo	– alive –	♀
✓	VIC60690F	VIC	Leompia		31/08/2022	27 mo	– alive –	♀
✓	VIC60709F	VIC	Jazz †		30/06/2022	20 mo	Bronchitis, pneumonia	♀