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	79 rats (65.8 % of recorded bred rats)
⨽ declared with known date	⨽ 48 rats (60.8 %)
⨽ presumed dead	⨽ 31 rats (39.2 %)

Average lifespan of bred rats	20.9 months (♀: 19.9 months – ♂: 22.2 months)
⨽ infant mortality excluded	⨽ 20.9 months (♀: 19.9 months – ♂: 22.2 months)
⨽ accidents excluded	⨽ 22.6 months (♀: 21.4 months – ♂: 24 months)

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

Death causes statistics

Primary death causes by decreasing frequency

25 %	Respiratory
18.75 %	Reproductive system
16.67 %	Unknown cause
16.67 %	Old age, natural death (from 24 month old minimum)
8.33 %	Other
8.33 %	Accidents, traumas, poisonings
4.17 %	Neurological (brain, spinal cords, nerves)
2.08 %	Digestive
2.08 %	Urinary system (kidney, bladder)

Secondary death causes by decreasing frequency

16.67 %	Mammary tumor
16.67 %	*Old age, natural death (from 24 month old minimum)
14.58 %	Undetermined cause (known date)
14.58 %	*Respiratory
8.33 %	Bronchitis, pneumonia
8.33 %	Domestic accident (crush, door...)
4.17 %	Undetermined infection or abscess
4.17 %	Pituitary tumor
2.08 %	Uterus infection (metritis, pyometra)
2.08 %	Virus, epidemic outbreak, immune deficiency (SDA, Sendai, Tyzzer...)
2.08 %	Kidney tumor
2.08 %	Digestive abscess
2.08 %	Undetermined tumor (affected organ unknown)
2.08 %	Lung tumor
2.08 %	*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
✓	DVO57605M	DVO	léon †		02/01/2023	23 mo	Pituitary tumor	♂
✓	DVO57789M	DVO	bernard †		17/03/2023	20 mo	Kidney tumor	♂
✓	DVO57037M	DVO	james †		30/04/2022	– ?? –	No information	♂
✓	DVO57038M	DVO	éric †		30/04/2022	– ?? –	No information	♂
✓	DVO57188F	DVO	lina †		31/05/2022	– ?? –	No information	♀
✓	DVO57034M	DVO	chester †		30/04/2022	– ?? –	No information	♂
✓	DVO57036M	DVO	dave †		30/04/2022	– ?? –	No information	♂
✓	DVO57042F	DVO	evelyne †		30/04/2022	– ?? –	No information	♀
✓	DVO57192M	DVO	diego †		31/05/2022	– ?? –	No information	♂
✓	DVO57191M	DVO	dorian †		31/05/2022	– ?? –	No information	♂