DVO – Domaine de Victor et Olaf.  ☾

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Statistics

Breeding statistics

Breeding activity period	2021–2023 (2 years)

Declared litters	13 litters, 120 pups
⨽ internal (born in the rattery)	⨽ 13 litters, 120 pups
⨽ external (other contributed litters)	⨽ 0 litter, no pup

All rat records	120 rats
⨽ females	⨽ 58 females (48.3 %)
⨽ males	⨽ 62 males (51.7 %)

Litter statistics

Average mother age	254 days (8.3 months)
Average father age	415 days (13.6 months)
Average litter size	9.2 pups per litter
Average sex ratio	1.069 (about 1 male for 1 female)

Lifespan statistics

Bred rats recorded as deceased	119 rats (99.2 % of recorded bred rats)
⨽ declared with known date	⨽ 76 rats (63.9 %)
⨽ presumed dead	⨽ 43 rats (36.1 %)

Average lifespan of bred rats	23.1 months (♀: 22.9 months – ♂: 23.6 months)
⨽ infant mortality excluded	⨽ 23.1 months (♀: 22.9 months – ♂: 23.6 months)
⨽ accidents excluded	⨽ 24.3 months (♀: 23.8 months – ♂: 24.9 months)

Oldest bred rat	DVO gaëlle (deceased at 2 years, 11 months, 20 days)

Death causes statistics

Primary death causes by decreasing frequency

25 %	Respiratory
18.42 %	Old age, natural death (from 24 month old minimum)
17.11 %	Reproductive system
17.11 %	Unknown cause
6.58 %	Other
5.26 %	Neurological (brain, spinal cords, nerves)
5.26 %	Accidents, traumas, poisonings
3.95 %	Cardiovascular
1.32 %	Digestive
1.32 %	Urinary system (kidney, bladder)

Secondary death causes by decreasing frequency

18.42 %	*Old age, natural death (from 24 month old minimum)
15.79 %	Undetermined cause (known date)
14.47 %	Mammary tumor
13.16 %	Bronchitis, pneumonia
9.21 %	*Respiratory
5.26 %	Domestic accident (crush, door...)
3.95 %	Pituitary tumor
2.63 %	Undetermined infection or abscess
2.63 %	Heart failure, valvular disease
1.32 %	Pulmonary edema
1.32 %	Uterine tumor
1.32 %	Generalized cancer, leukemia, lymphoma
1.32 %	Kidney tumor
1.32 %	Digestive abscess
1.32 %	Stroke
1.32 %	Undetermined tumor (affected organ unknown)
1.32 %	Lung tumor
1.32 %	Uterus infection (metritis, pyometra)
1.32 %	Virus, epidemic outbreak, immune deficiency (SDA, Sendai, Tyzzer...)
1.32 %	*Unknown cause
1.32 %	*Cardiovascular

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	25/04/2023	DVO gaëlle	DVO dimitri	11
✓	17/03/2023	DVO janet	DVO Antonio	6
✓	23/01/2023	DVO eileen	DVO Ghislain	9
✓	02/01/2023	DVO laurie	DVO Antonio	12
✓	05/11/2022	DVO esther	DVO Gustave	13
✓	14/07/2022	DVO Julia	RLA louis	10
✓	31/05/2022	RLA Lucie	RLA David	9
✓	30/04/2022	VRI Isoa	RLA Richard	10
✓	25/01/2022	DVO Sabine	DVO Gustave	6
✓	06/01/2022	DVO Georgie	DVO Eden	8

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	DVO57597F	DVO	agathe †		02/01/2023	32 mo	Old age, natural death	♀
✓	DVO57964F	DVO	capucine †		25/04/2023	28 mo	Mammary tumor	♀
✓	DVO57962F	DVO	coralie †		25/04/2023	28 mo	Stroke	♀
✓	DVO57961F	DVO	cécile †		25/04/2023	27 mo	Undetermined cause	♀
✓	DVO57959M	DVO	clément †		25/04/2023	26 mo	Undetermined cause	♂
✓	DVO57965F	DVO	carole †		25/04/2023	26 mo	Mammary tumor	♀
✓	DVO57274F	DVO	gaëlle †		14/07/2022	36 mo	Old age, natural death	♀
✓	DVO57461F	DVO	geillis †		05/11/2022	32 mo	Old age, natural death	♀
✓	DVO57652M	DVO	ardin †		23/01/2023	29 mo	Old age, natural death	♂
✓	DVO57603M	DVO	loïc †		02/01/2023	29 mo	Old age, natural death	♂