RDB – Rats Du Berry  ☾

Statistics

Breeding statistics

Breeding activity period	2009–2011 (2 years, 3 months)

Declared litters	4 litters, 28 pups
⨽ internal (born in the rattery)	⨽ 4 litters, 28 pups
⨽ external (other contributed litters)	⨽ 0 litter, no pup

All rat records	28 rats
⨽ females	⨽ 9 females (32.1 %)
⨽ males	⨽ 19 males (67.9 %)

Litter statistics

Average mother age	234 days (7.7 months)
Average father age	631 days (20.7 months)
Average litter size	7 pups per litter
Average sex ratio	2.111 (about 19 males for 9 females)

Lifespan statistics

Bred rats recorded as deceased	28 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 21 rats (75 %)
⨽ presumed dead	⨽ 7 rats (25 %)

Average lifespan of bred rats	22.4 months (♀: 24.2 months – ♂: 21.5 months)
⨽ infant mortality excluded	⨽ 22.4 months (♀: 24.2 months – ♂: 21.5 months)
⨽ accidents excluded	⨽ 23.5 months (♀: 24.2 months – ♂: 23.1 months)

Oldest bred rat	RDB-TIT Hurricane Run (deceased at 2 years, 8 months, 22 days)

Death causes statistics

Primary death causes by decreasing frequency

28.57 %	Old age, natural death (from 24 month old minimum)
23.81 %	Other
23.81 %	Respiratory
19.05 %	Unknown cause
4.76 %	Accidents, traumas, poisonings

Secondary death causes by decreasing frequency

28.57 %	*Old age, natural death (from 24 month old minimum)
23.81 %	Undetermined tumor (affected organ unknown)
23.81 %	*Respiratory
19.05 %	Undetermined cause (known date)
4.76 %	Domestic accident (crush, door...)

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	02/05/2011	RDB Little Heaven	IND Chandon	5
✓	03/09/2010	ADI-PEX Protéine	IND Yoda	6
✓	07/06/2010	ADI-PEX Lysine	IND Ozzy Osbourne	6
✓	04/01/2009	INC Atchoume	Unknown	11

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	RDB21729F	RDB	Miss Pink †		03/09/2010	23 mo	Undetermined cause	♀
✓	RDB25193F	RDB	Margaux †		02/05/2011	29 mo	Old age, natural death	♀
✓	RDB19970M	RDB-TIT	Hurricane Run †		07/06/2010	33 mo	Old age, natural death	♂
✓	RDB19965M	RDB-TIT	Volcanic †		07/06/2010	31 mo	Old age, natural death	♂
✓	RDB25195M	RDB	Mouton-Rotschild †		02/05/2011	29 mo	Old age, natural death	♂
✓	RDB21734F	RDB	Epsilon †		03/09/2010	– ?? –	No information	♀
✓	RDB25197M	RDB	Romané-Conti †		02/05/2011	23 mo	Respiratory	♂
✓	RDB21730F	RDB	Little Heaven †		03/09/2010	27 mo	Old age, natural death	♀
✓	RDB19967M	RDB-TIT	Sunny Boy †		07/06/2010	25 mo	Undetermined tumor	♂
✓	RDB19966M	RDB-TIT	Flying Fox †		07/06/2010	23 mo	Respiratory	♂