CHL – Les Candy Ratons 

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Statistics

Breeding statistics

Breeding activity period	2014–2026 (11 years, 7 months)

Declared litters	20 litters, 167 pups
⨽ internal (born in the rattery)	⨽ 19 litters, 159 pups
⨽ external (other contributed litters)	⨽ 1 litter, 8 pups

All rat records	184 rats
⨽ females	⨽ 84 females (45.7 %)
⨽ males	⨽ 100 males (54.3 %)

Litter statistics

Average mother age	255 days (8.3 months)
Average father age	556 days (18.2 months)
Average litter size	8.4 pups per litter
Average sex ratio	1.19 (about 6 males for 5 females)

Lifespan statistics

Bred rats recorded as deceased	109 rats (61.9 % of recorded bred rats)
⨽ declared with known date	⨽ 95 rats (87.2 %)
⨽ presumed dead	⨽ 14 rats (12.8 %)

Average lifespan of bred rats	23.3 months (♀: 21.9 months – ♂: 24.4 months)
⨽ infant mortality excluded	⨽ 23.3 months (♀: 21.9 months – ♂: 24.4 months)
⨽ accidents excluded	⨽ 23.5 months (♀: 22.1 months – ♂: 24.6 months)

Oldest bred rat	CHL Margrethe (deceased at 3 years, 6 months, 29 days)

Death causes statistics

Primary death causes by decreasing frequency

28.42 %	Unknown cause
15.79 %	Other
13.68 %	Respiratory
10.53 %	Neurological (brain, spinal cords, nerves)
9.47 %	Cardiovascular
7.37 %	Reproductive system
7.37 %	Old age, natural death (from 24 month old minimum)
4.21 %	Accidents, traumas, poisonings
2.11 %	Muscles and skeleton
1.05 %	Eye, ear, mouth, face

Secondary death causes by decreasing frequency

28.42 %	Undetermined cause (known date)
8.42 %	Undetermined tumor (affected organ unknown)
8.42 %	Bronchitis, pneumonia
7.37 %	*Old age, natural death (from 24 month old minimum)
5.26 %	*Respiratory
4.21 %	Undetermined infection or abscess
4.21 %	Heart failure, valvular disease
4.21 %	Other heart or vascular problem
4.21 %	Mammary tumor
4.21 %	*Neurological (brain, spinal cords, nerves)
3.16 %	Complications of gestation or parturition
3.16 %	Domestic accident (crush, door...)
3.16 %	Virus, epidemic outbreak, immune deficiency (SDA, Sendai, Tyzzer...)
3.16 %	Pituitary tumor
1.05 %	Facial abscess (excluding teeth and Zymbal gland)
1.05 %	Stroke
1.05 %	Bone tumor
1.05 %	Hemorrhage (exaggerated relative to the context, coagulation disorder, hemophilia)
1.05 %	Fights, injuries, serious bites, subsequent hemorrhage (excluding abnormal hemorrhage)
1.05 %	Muscle tumor
1.05 %	Brain infection, encephalitis, meningitis
1.05 %	Progressive spinal cord damage, degenerative paralysis

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✗	30/04/2026	CHL Patacrepe	DNR-CHL Warmog	4
✗	29/04/2026	CHL Sally	DNR-CHL Warmog	12
✗	05/04/2026	CHL Alissa	DNR-CHL Warmog	6
✗	29/03/2026	CHL Marine	CHL Einar	13
✓	24/02/2026	CHL Louise	CHL Serj	12
✓	22/11/2025	CHL Louise	IND Karel	14
✓	09/10/2025	CHL Masha	TDC-PDI Thanos	8
✓	08/09/2025	IND Roseline	TDC-PDI Thanos	6
✓	01/05/2025	IND Roseline	TDC-PDI Thanos	5
✓	18/01/2025	DNR-CHL Zhonya	CHL Bounty	15

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	CHL62417M	CHL-DNR	Tic		05/04/2026	2 mo	– alive –	♂
✓	CHL62418M	CHL-DNR	Tac		05/04/2026	2 mo	– alive –	♂
✓	CHL62415F	CHL-DNR	Nenette		05/04/2026	2 mo	– alive –	♀
✓	CHL62416M	CHL-DNR	Mister T		05/04/2026	2 mo	– alive –	♂
✓	CHL62419F	CHL-DNR	Gabriette		05/04/2026	2 mo	– alive –	♀
✓	CHL62414F	CHL-DNR	Antoinette		05/04/2026	2 mo	– alive –	♀
✓	CHL62421M	CHL	Pumpkin		29/03/2026	2 mo	– alive –	♂
✓	CHL62428F	CHL	Mylène Farmer		29/03/2026	2 mo	– alive –	♀
✓	CHL62430F	CHL	Molly		29/03/2026	2 mo	– alive –	♀
✓	CHL62432F	CHL	Leeloo		29/03/2026	2 mo	– alive –	♀