DPR – Les diamants Pando Rats 

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Statistics

Breeding statistics

Breeding activity period	2021–2025 (4 years, 10 months)

Declared litters	69 litters, 685 pups
⨽ internal (born in the rattery)	⨽ 63 litters, 617 pups
⨽ external (other contributed litters)	⨽ 6 litters, 68 pups

All rat records	707 rats
⨽ females	⨽ 341 females (48.2 %)
⨽ males	⨽ 366 males (51.8 %)

Litter statistics

Average mother age	236 days (7.7 months)
Average father age	391 days (12.8 months)
Average litter size	9.9 pups per litter
Average sex ratio	1.068 (about 1 male for 1 female)

Lifespan statistics

Bred rats recorded as deceased	313 rats (49 % of recorded bred rats)
⨽ declared with known date	⨽ 169 rats (54 %)
⨽ presumed dead	⨽ 144 rats (46 %)

Average lifespan of bred rats	19.7 months (♀: 20.3 months – ♂: 18.9 months)
⨽ infant mortality excluded	⨽ 20 months (♀: 20.5 months – ♂: 19.4 months)
⨽ accidents excluded	⨽ 21.4 months (♀: 22.3 months – ♂: 20.4 months)

Oldest bred rat	DPR Iu (deceased at 2 years, 8 months, 8 days)

Death causes statistics

Primary death causes by decreasing frequency

29.59 %	Old age, natural death (from 24 month old minimum)
17.16 %	Unknown cause
15.38 %	Respiratory
10.65 %	Accidents, traumas, poisonings
7.69 %	Reproductive system
7.69 %	Neurological (brain, spinal cords, nerves)
4.14 %	Digestive
3.55 %	Other
1.78 %	Infant mortality (up to 6 week old)
1.18 %	Eye, ear, mouth, face
0.59 %	Cardiovascular
0.59 %	Muscles and skeleton

Secondary death causes by decreasing frequency

29.59 %	*Old age, natural death (from 24 month old minimum)
17.16 %	Undetermined cause (known date)
8.88 %	Bronchitis, pneumonia
6.51 %	Pulmonary edema
6.51 %	Mammary tumor
4.14 %	Domestic accident (crush, door...)
3.55 %	Digestive tumor (stomach, liver, pancreas, intestines...)
2.96 %	Pituitary tumor
2.96 %	Stroke
2.37 %	Fights, injuries, serious bites, subsequent hemorrhage (excluding abnormal hemorrhage)
1.78 %	Falls, fractures, head or spinal cord trauma (excluding fights)
1.78 %	Other infant mortality cause
1.18 %	Heatstroke
1.18 %	Undetermined tumor (affected organ unknown)
1.18 %	*Other
0.59 %	Uterine tumor
0.59 %	Bone tumor
0.59 %	Brain tumor
0.59 %	Generalized cancer, leukemia, lymphoma
0.59 %	Uterus infection (metritis, pyometra)
0.59 %	Other accident or trauma
0.59 %	Liver failure
0.59 %	Facial tumor (excluding Zymbal tumor)
0.59 %	Undetermined infection or abscess
0.59 %	Progressive spinal cord damage, degenerative paralysis
0.59 %	Otitis, ear abscess
0.59 %	Heart attack, infarct, pulmonary embolism
0.59 %	*Neurological (brain, spinal cords, nerves)
0.59 %	*Accidents, traumas, poisonings

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✗	18/11/2025	IND Smart	IND Orion	6
✗	13/11/2025	DPR Orangina	DPR-SNT Kelce	12
✗	27/09/2025	IND Mini	IND Buck	6
✗	22/09/2025	DPR Ciccila	LJR Björn	12
✗	19/09/2025	INC Lavande	DPR Cutter	9
✓	01/07/2025	DPR Everest	IND Ollune	7
✓	18/06/2025	DPR Gallinetta	IND Ollune	12
✓	18/03/2025	DPR Lardaki	DPR Mowgli	16
✓	17/03/2025	DPR Perla	DPR Joé	11
✓	17/03/2025	DPR Bambi's Mother	DPR Akela	4

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✗	DPR60380F	DPR	Jenny †	Si	24/07/2024	19 mo	Other known cause fitting no other category	♀
✗	DPR60377F	DPR	Crystal †	Mme Caille	24/07/2024	19 mo	Other head or neck related trouble	♀
✓	DPR61241F	DPR	Lilas †	Glace Amarena	04/03/2025	11 mo	Otitis, ear abscess	♀
✓	DPR61876F	DPR	Ortie		19/09/2025	6 mo	– alive –	♀
✓	DPR61877F	DPR	Skara		22/09/2025	6 mo	– alive –	♀
✓	DPR61871M	DPR	Flash McQueen		27/09/2025	6 mo	– alive –	♂
✓	DPR61878F	DPR	Orange		13/11/2025	4 mo	– alive –	♀
✓	DPR61861M	DPR	Patate douce		13/11/2025	4 mo	– alive –	♂
✓	DPR61857M	DPR	Panda roux		13/11/2025	4 mo	– alive –	♂
✓	DPR61666F	DPR	Valka		18/06/2025	9 mo	– alive –	♀