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	115 rats
⨽ females	⨽ 58 females (50.4 %)
⨽ males	⨽ 57 males (49.6 %)

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	0.983 (about 1 female for 1 male)

Lifespan statistics

Bred rats recorded as deceased	97 rats (84.3 % of recorded bred rats)
⨽ declared with known date	⨽ 59 rats (60.8 %)
⨽ presumed dead	⨽ 38 rats (39.2 %)

Average lifespan of bred rats	21.7 months (♀: 20.7 months – ♂: 22.9 months)
⨽ infant mortality excluded	⨽ 21.7 months (♀: 20.7 months – ♂: 22.9 months)
⨽ accidents excluded	⨽ 23 months (♀: 22 months – ♂: 24.4 months)

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

Death causes statistics

Primary death causes by decreasing frequency

25.42 %	Respiratory
18.64 %	Reproductive system
16.95 %	Unknown cause
13.56 %	Old age, natural death (from 24 month old minimum)
8.47 %	Other
6.78 %	Accidents, traumas, poisonings
5.08 %	Neurological (brain, spinal cords, nerves)
3.39 %	Cardiovascular
1.69 %	Digestive
1.69 %	Urinary system (kidney, bladder)

Secondary death causes by decreasing frequency

15.25 %	Undetermined cause (known date)
15.25 %	Mammary tumor
13.56 %	*Old age, natural death (from 24 month old minimum)
11.86 %	*Respiratory
10.17 %	Bronchitis, pneumonia
6.78 %	Domestic accident (crush, door...)
5.08 %	Pituitary tumor
3.39 %	Undetermined infection or abscess
1.69 %	Kidney tumor
1.69 %	Digestive abscess
1.69 %	Undetermined tumor (affected organ unknown)
1.69 %	Lung tumor
1.69 %	Uterus infection (metritis, pyometra)
1.69 %	Virus, epidemic outbreak, immune deficiency (SDA, Sendai, Tyzzer...)
1.69 %	Heart failure, valvular disease
1.69 %	Pulmonary edema
1.69 %	Uterine tumor
1.69 %	Generalized cancer, leukemia, lymphoma
1.69 %	*Unknown cause
1.69 %	*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
✓	DVO57602M	DVO	ludovic †		02/01/2023	25 mo	Pulmonary edema	♂
✗	DVO57469M	DVO	ezra †		05/11/2022	– ?? –	No information	♂
✗	DVO57465M	DVO	edgard †		05/11/2022	– ?? –	No information	♂
✗	DVO57464M	DVO	évan †		05/11/2022	– ?? –	No information	♂
✗	DVO57470M	DVO	elijah †		05/11/2022	– ?? –	No information	♂
✗	DVO57604M	DVO	lionnel †		02/01/2023	– ?? –	No information	♂
✓	DVO57963F	DVO	camélia †		25/04/2023	23 mo	Mammary tumor	♀
✓	DVO57468M	DVO	etan †		05/11/2022	28 mo	Bronchitis, pneumonia	♂
✓	DVO57958M	DVO	cyril †		25/04/2023	23 mo	Undetermined cause	♂
✓	DVO57655F	DVO	andeline †		23/01/2023	23 mo	Bronchitis, pneumonia	♀