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	119 rats
⨽ females	⨽ 57 females (47.9 %)
⨽ males	⨽ 62 males (52.1 %)

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	1.088 (about 12 males for 11 females)

Lifespan statistics

Bred rats recorded as deceased	32 rats (26.9 % of recorded bred rats)
⨽ declared with known date	⨽ 31 rats (96.9 %)
⨽ presumed dead	⨽ 1 rat (3.1 %)

Average lifespan of bred rats	20.8 months (♀: 19.7 months – ♂: 22 months)
⨽ infant mortality excluded	⨽ 20.8 months (♀: 19.7 months – ♂: 22 months)
⨽ accidents excluded	⨽ 23.4 months (♀: 22.3 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

22.58 %	Respiratory
19.35 %	Unknown cause
19.35 %	Old age, natural death (from 24 month old minimum)
16.13 %	Other
12.9 %	Accidents, traumas, poisonings
9.68 %	Reproductive system
3.23 %	Neurological (brain, spinal cords, nerves)

Secondary death causes by decreasing frequency

19.35 %	*Old age, natural death (from 24 month old minimum)
19.35 %	*Respiratory
16.13 %	Undetermined cause (known date)
12.9 %	Domestic accident (crush, door...)
6.45 %	Undetermined tumor (affected organ unknown)
6.45 %	Mammary tumor
6.45 %	Undetermined infection or abscess
3.23 %	Pituitary tumor
3.23 %	Uterus infection (metritis, pyometra)
3.23 %	Virus, epidemic outbreak, immune deficiency (SDA, Sendai, Tyzzer...)
3.23 %	Bronchitis, pneumonia
3.23 %	*Unknown cause

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
✗	DVO57792F	DVO	bérénice †		17/03/2023	13 mo	Unknown cause	♀
✓	DVO57187F	DVO	ludivyne †		31/05/2022	24 mo	Unknown cause	♀
✓	DVO57041F	DVO	esther †		30/04/2022	25 mo	Uterus infection	♀
✓	DVO56367M	DVO	Billy †		06/01/2022	27 mo	Respiratory	♂
✓	DVO55431M	DVO	Eden †		01/07/2021	24 mo	Bronchitis, pneumonia	♂
✓	DVO57272F	DVO	peine †		14/07/2022	21 mo	Mammary tumor	♀
✓	DVO57461F	DVO	geillis		05/11/2022	20 mo	– alive –	♀
✓	DVO57595F	DVO	aline		02/01/2023	18 mo	– alive –	♀
✓	DVO57597F	DVO	agathe		02/01/2023	18 mo	– alive –	♀
✓	DVO57958M	DVO	cyril		25/04/2023	14 mo	– alive –	♂