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	109 rats (90.8 % of recorded bred rats)
⨽ declared with known date	⨽ 66 rats (60.6 %)
⨽ presumed dead	⨽ 43 rats (39.4 %)

Average lifespan of bred rats	22.2 months (♀: 21.6 months – ♂: 23.1 months)
⨽ infant mortality excluded	⨽ 22.2 months (♀: 21.6 months – ♂: 23.1 months)
⨽ accidents excluded	⨽ 23.5 months (♀: 22.7 months – ♂: 24.6 months)

Oldest bred rat	DVO Gustave (deceased at 2 years, 7 months, 14 days)

Death causes statistics

Primary death causes by decreasing frequency

28.79 %	Respiratory
16.67 %	Unknown cause
16.67 %	Reproductive system
13.64 %	Old age, natural death (from 24 month old minimum)
7.58 %	Other
6.06 %	Accidents, traumas, poisonings
4.55 %	Neurological (brain, spinal cords, nerves)
4.55 %	Cardiovascular
1.52 %	Urinary system (kidney, bladder)
1.52 %	Digestive

Secondary death causes by decreasing frequency

15.15 %	Undetermined cause (known date)
15.15 %	Bronchitis, pneumonia
13.64 %	Mammary tumor
13.64 %	*Old age, natural death (from 24 month old minimum)
10.61 %	*Respiratory
6.06 %	Domestic accident (crush, door...)
4.55 %	Pituitary tumor
3.03 %	Heart failure, valvular disease
3.03 %	Undetermined infection or abscess
1.52 %	Uterus infection (metritis, pyometra)
1.52 %	Virus, epidemic outbreak, immune deficiency (SDA, Sendai, Tyzzer...)
1.52 %	Pulmonary edema
1.52 %	Uterine tumor
1.52 %	Generalized cancer, leukemia, lymphoma
1.52 %	Kidney tumor
1.52 %	Digestive abscess
1.52 %	Undetermined tumor (affected organ unknown)
1.52 %	Lung tumor
1.52 %	*Unknown cause
1.52 %	*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

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State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	DVO57595F	DVO	aline †		02/01/2023	29 mo	Bronchitis, pneumonia	♀
✓	DVO57599F	DVO	agnès †		02/01/2023	27 mo	Bronchitis, pneumonia	♀
✓	DVO57966F	DVO	colleen †		25/04/2023	24 mo	Undetermined cause	♀
✓	DVO57791F	DVO	béthanie †		17/03/2023	25 mo	Heart failure, etc.	♀
✓	DVO57457F	DVO	gilian †		05/11/2022	29 mo	Old age, natural death	♀
✓	DVO57467M	DVO	elyo †		05/11/2022	29 mo	Bronchitis, pneumonia	♂
✓	DVO57793F	DVO	bowie †		17/03/2023	25 mo	Bronchitis, pneumonia	♀
✓	DVO57604M	DVO	lionnel †		02/01/2023	– ?? –	No information	♂
✓	DVO57470M	DVO	elijah †		05/11/2022	– ?? –	No information	♂
✓	DVO57464M	DVO	évan †		05/11/2022	– ?? –	No information	♂