DPR – Les diamants Pando Rats 

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Statistics

Breeding statistics

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

Declared litters	68 litters, 675 pups
⨽ internal (born in the rattery)	⨽ 62 litters, 607 pups
⨽ external (other contributed litters)	⨽ 6 litters, 68 pups

All rat records	709 rats
⨽ females	⨽ 343 females (48.4 %)
⨽ males	⨽ 366 males (51.6 %)

Litter statistics

Average mother age	237 days (7.8 months)
Average father age	394 days (12.9 months)
Average litter size	9.9 pups per litter
Average sex ratio	1.062 (about 1 male for 1 female)

Lifespan statistics

Bred rats recorded as deceased	312 rats (48.7 % of recorded bred rats)
⨽ declared with known date	⨽ 168 rats (53.8 %)
⨽ presumed dead	⨽ 144 rats (46.2 %)

Average lifespan of bred rats	19.7 months (♀: 20.4 months – ♂: 18.9 months)
⨽ infant mortality excluded	⨽ 20.1 months (♀: 20.7 months – ♂: 19.4 months)
⨽ accidents excluded	⨽ 21.4 months (♀: 22.4 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

29.76 %	Old age, natural death (from 24 month old minimum)
17.26 %	Unknown cause
15.48 %	Respiratory
10.71 %	Accidents, traumas, poisonings
7.74 %	Neurological (brain, spinal cords, nerves)
7.74 %	Reproductive system
4.17 %	Digestive
3.57 %	Other
1.79 %	Infant mortality (up to 6 week old)
0.6 %	Cardiovascular
0.6 %	Muscles and skeleton
0.6 %	Eye, ear, mouth, face

Secondary death causes by decreasing frequency

29.76 %	*Old age, natural death (from 24 month old minimum)
17.26 %	Undetermined cause (known date)
8.93 %	Bronchitis, pneumonia
6.55 %	Pulmonary edema
6.55 %	Mammary tumor
4.17 %	Domestic accident (crush, door...)
3.57 %	Digestive tumor (stomach, liver, pancreas, intestines...)
2.98 %	Pituitary tumor
2.98 %	Stroke
2.38 %	Fights, injuries, serious bites, subsequent hemorrhage (excluding abnormal hemorrhage)
1.79 %	Falls, fractures, head or spinal cord trauma (excluding fights)
1.79 %	Other infant mortality cause
1.19 %	Undetermined tumor (affected organ unknown)
1.19 %	Heatstroke
1.19 %	*Other
0.6 %	Heart attack, infarct, pulmonary embolism
0.6 %	Uterine tumor
0.6 %	Bone tumor
0.6 %	Brain tumor
0.6 %	Generalized cancer, leukemia, lymphoma
0.6 %	Uterus infection (metritis, pyometra)
0.6 %	Other accident or trauma
0.6 %	Liver failure
0.6 %	Facial tumor (excluding Zymbal tumor)
0.6 %	Undetermined infection or abscess
0.6 %	Progressive spinal cord damage, degenerative paralysis
0.6 %	*Accidents, traumas, poisonings
0.6 %	*Neurological (brain, spinal cords, nerves)

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
✗	27/08/2025	DPR Pénélope	DPR Orikko	3
✓	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

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	DPR61262F	DPR	Améthyste †	Ariel	18/03/2025	10 mo	Bronchitis, pneumonia	♀
✓	DPR61232M	DPR	Caramel Attraction		04/03/2025	11 mo	– alive –	♂
✓	DPR61233M	DPR	Mochis Glacé †		04/03/2025	8 mo	Bronchitis, pneumonia	♂
✓	DPR61234M	DPR	Chocolat Craquant		04/03/2025	11 mo	– alive –	♂
✓	DPR61235M	DPR	Poppy	Magnum	04/03/2025	11 mo	– alive –	♂
✓	DPR61236F	DPR	Cassiopée	Smarties Pop Up	04/03/2025	11 mo	– alive –	♀
✓	DPR61237F	DPR	Crème Fraise		04/03/2025	11 mo	– alive –	♀
✓	DPR61238F	DPR	Asphodèle	Vanille De Madagascar	04/03/2025	11 mo	– alive –	♀
✓	DPR61239F	DPR	Glace Pilée		04/03/2025	11 mo	– alive –	♀
✓	DPR61240F	DPR	Pivoine	Granité	04/03/2025	11 mo	– alive –	♀