CRV – Le Coffre à Rêves 

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Statistics

Breeding statistics

Breeding activity period	2011–2022 (10 years, 11 months)

Declared litters	30 litters, 294 pups
⨽ internal (born in the rattery)	⨽ 24 litters, 236 pups
⨽ external (other contributed litters)	⨽ 6 litters, 58 pups

All rat records	302 rats
⨽ females	⨽ 159 females (52.6 %)
⨽ males	⨽ 143 males (47.4 %)

Litter statistics

Average mother age	233 days (7.6 months)
Average father age	507 days (16.6 months)
Average litter size	9.8 pups per litter
Average sex ratio	0.899 (about 10 females for 9 males)

Lifespan statistics

Bred rats recorded as deceased	203 rats (83.2 % of recorded bred rats)
⨽ declared with known date	⨽ 106 rats (52.2 %)
⨽ presumed dead	⨽ 97 rats (47.8 %)

Average lifespan of bred rats	25.3 months (♀: 25.9 months – ♂: 24.5 months)
⨽ infant mortality excluded	⨽ 26.8 months (♀: 28.7 months – ♂: 24.5 months)
⨽ accidents excluded	⨽ 27.4 months (♀: 29.3 months – ♂: 25 months)

Oldest bred rat	CRV Rosie Chaumine (deceased at 3 years, 5 months, 20 days)

Death causes statistics

Primary death causes by decreasing frequency

30.19 %	Respiratory
25.47 %	Other
14.15 %	Unknown cause
13.21 %	Old age, natural death (from 24 month old minimum)
5.66 %	Infant mortality (up to 6 week old)
4.72 %	Accidents, traumas, poisonings
3.77 %	Neurological (brain, spinal cords, nerves)
0.94 %	Cardiovascular
0.94 %	Urinary system (kidney, bladder)
0.94 %	Eye, ear, mouth, face

Secondary death causes by decreasing frequency

26.42 %	*Respiratory
18.87 %	Undetermined tumor (affected organ unknown)
14.15 %	Undetermined cause (known date)
13.21 %	*Old age, natural death (from 24 month old minimum)
4.72 %	Lack of milk
3.77 %	Bronchitis, pneumonia
3.77 %	Undetermined infection or abscess
2.83 %	Domestic accident (crush, door...)
2.83 %	*Other
1.89 %	Pituitary tumor
1.89 %	Stroke
0.94 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)
0.94 %	Renal failure
0.94 %	Fights, injuries, serious bites, subsequent hemorrhage (excluding abnormal hemorrhage)
0.94 %	Zymbal gland tumor
0.94 %	Malformation, hydrocephalus
0.94 %	Heart failure, valvular disease

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	21/07/2022	PRH-RCD Tartiflette	LVM Fiore	11
✓	25/09/2021	CRV-TDS Occamy	LVM Fiore	12
✓	27/01/2021	CRV Cruella d'Enfer	TDS-IKR Buck	14
✓	19/07/2020	TDS-IKR Nagini	PRH Bloody Caesar	12
✓	16/07/2020	CRV Narcissa	PRH-RCD Hades	11
✓	15/07/2020	CRV Rosie Chaumine	LVM Minion	9
✓	03/12/2019	PRH-RCD Hestia	CRV Pantalaimon	10
✓	17/11/2019	CRV Bellatrix	PRH-PLS Po	15
✓	10/04/2019	CRV Stelmaria	CRV-TDS Monsieur Mouche	10
✓	09/04/2019	CRV Améthyste	CRV-TDS Monsieur Mouche	8

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	CRV43505F	CRV-PVC	Axxie †	Clavicule	12/04/2015	40 mo	Respiratory	♀
✓	CRV43506F	CRV-PVC	Ulna †	Lenticulaire	12/04/2015	29 mo	Respiratory	♀
✓	CRV43507F	CRV-PVC	Europa †	Phalange	12/04/2015	22 mo	Undetermined infection or abscess	♀
✓	CRV43508F	CRV-PVC	Cool Dawn †	Tibia	12/04/2015	24 mo	Bronchitis, pneumonia	♀
✓	CRV43509F	CRV-PVC	Prunille †	Zygomatique	12/04/2015	– ?? –	No information	♀
✓	CRV43510M	CRV-PVC	Star Dusk †	Cubitus	12/04/2015	28 mo	Respiratory	♂
✓	CRV43511M	CRV-PVC	Dr Gabs †	Humérus	12/04/2015	– ?? –	No information	♂
✓	CRV43512M	CRV-PVC	Nugget †	Radius	12/04/2015	– ?? –	No information	♂
✓	CRV57622M	CRV	XBox		21/07/2022	23 mo	– alive –	♂
✓	CRV54084M	CRV	Peine †	Scar	16/07/2020	32 mo	Zymbal gland tumor	♂