MSS – La Mouss au choco rats  ☾

Statistics

Breeding statistics

Breeding activity period	2007–2012 (4 years, 10 months)

Declared litters	9 litters, 90 pups
⨽ internal (born in the rattery)	⨽ 4 litters, 40 pups
⨽ external (other contributed litters)	⨽ 5 litters, 50 pups

All rat records	90 rats
⨽ females	⨽ 50 females (55.6 %)
⨽ males	⨽ 40 males (44.4 %)

Litter statistics

Average mother age	232 days (7.6 months)
Average father age	537 days (17.6 months)
Average litter size	10 pups per litter
Average sex ratio	0.8 (about 5 females for 4 males)

Lifespan statistics

Bred rats recorded as deceased	40 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 17 rats (42.5 %)
⨽ presumed dead	⨽ 23 rats (57.5 %)

Average lifespan of bred rats	28 months (♀: 28.5 months – ♂: 26.8 months)
⨽ infant mortality excluded	⨽ 28 months (♀: 28.5 months – ♂: 26.8 months)
⨽ accidents excluded	⨽ 28 months (♀: 28.5 months – ♂: 26.8 months)

Oldest bred rat	MSS-SGS Biseptine (deceased at 2 years, 11 months, 8 days)

Death causes statistics

Primary death causes by decreasing frequency

41.18 %	Other
17.65 %	Old age, natural death (from 24 month old minimum)
17.65 %	Unknown cause
5.88 %	Urinary system (kidney, bladder)
5.88 %	Digestive
5.88 %	Cardiovascular
5.88 %	Neurological (brain, spinal cords, nerves)

Secondary death causes by decreasing frequency

23.53 %	Undetermined tumor (affected organ unknown)
17.65 %	Undetermined cause (known date)
17.65 %	*Old age, natural death (from 24 month old minimum)
11.76 %	Undetermined infection or abscess
5.88 %	Renal failure
5.88 %	Liver failure
5.88 %	Heart failure, valvular disease
5.88 %	Stroke
5.88 %	*Other

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	17/03/2012	INC Akimi	WYS-MSS M.O.N.T.E.	4
✓	23/05/2011	ABR EspaceB	RLF-MSS Michoko	10
✓	01/09/2010	MSS Toc Toc Toc Penny	RLF-MSS Michoko	11
✓	20/02/2010	RLF-MSS Kira	RB. Terence	13
✓	27/12/2009	DHP Litchiko	WYS Cicéron	6
✓	21/07/2009	RLF Sunny	MSS-ABR Zoro	12
✓	28/06/2008	MSS Mustang	2BK Rouflaquette	13
✓	30/12/2007	MSS-SGS Chimay	SGS Wallou	17
✓	06/05/2007	SGS-2BK Vanille	ADJ-SGS Nacky Junior	4

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	MSS17991F	MSS	Sweet Bernadette †		27/12/2009	23 mo	Undetermined tumor	♀
✓	MSS17993F	MSS	Merry †		27/12/2009	24 mo	Stroke	♀
✓	MSS14645F	MSS-ABR	Mini-Chimay †		28/06/2008	33 mo	Other	♀
✓	MSS17990F	MSS	Farfouine †	Louisette	27/12/2009	25 mo	Undetermined tumor	♀
✓	MSS14601M	MSS-ABR	Zoro †		28/06/2008	19 mo	Heart failure, etc.	♂
✓	MSS14641F	MSS-ABR	Micket †		28/06/2008	29 mo	Undetermined infection or abscess	♀
✓	MSS11876M	MSS	Cadfaël †		30/12/2007	31 mo	Undetermined infection or abscess	♂
✓	MSS14638M	MSS-ABR	Kirikou †		28/06/2008	24 mo	Undetermined cause	♂
✓	MSS11494F	MSS	Mustang †		30/12/2007	33 mo	Liver failure	♀
✓	MSS11495F	MSS	Baghéera †		30/12/2007	32 mo	Undetermined cause	♀