MEL – Les Rats Toulets de Mélanie  ☾

Statistics

Breeding statistics

Breeding activity period	2012–2016 (3 years, 10 months)

Declared litters	16 litters, 156 pups
⨽ internal (born in the rattery)	⨽ 14 litters, 133 pups
⨽ external (other contributed litters)	⨽ 2 litters, 23 pups

All rat records	156 rats
⨽ females	⨽ 79 females (50.6 %)
⨽ males	⨽ 77 males (49.4 %)

Litter statistics

Average mother age	209 days (6.8 months)
Average father age	552 days (18.1 months)
Average litter size	9.8 pups per litter
Average sex ratio	0.975 (about 1 female for 1 male)

Lifespan statistics

Bred rats recorded as deceased	133 rats (100 % of recorded bred rats)
⨽ declared with known date	⨽ 75 rats (56.4 %)
⨽ presumed dead	⨽ 58 rats (43.6 %)

Average lifespan of bred rats	22 months (♀: 22.2 months – ♂: 21.8 months)
⨽ infant mortality excluded	⨽ 22.3 months (♀: 22.2 months – ♂: 22.4 months)
⨽ accidents excluded	⨽ 25 months (♀: 26 months – ♂: 24.3 months)

Oldest bred rat	MEL-EDL Miraria (deceased at 3 years, 3 months, 7 days)

Death causes statistics

Primary death causes by decreasing frequency

37.33 %	Other
18.67 %	Old age, natural death (from 24 month old minimum)
17.33 %	Accidents, traumas, poisonings
14.67 %	Unknown cause
8 %	Respiratory
1.33 %	Infant mortality (up to 6 week old)
1.33 %	Cardiovascular
1.33 %	Neurological (brain, spinal cords, nerves)

Secondary death causes by decreasing frequency

30.67 %	Undetermined tumor (affected organ unknown)
18.67 %	*Old age, natural death (from 24 month old minimum)
14.67 %	Undetermined cause (known date)
14.67 %	Domestic accident (crush, door...)
5.33 %	Bronchitis, pneumonia
4 %	Undetermined infection or abscess
2.67 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)
2.67 %	*Respiratory
2.67 %	*Other
1.33 %	Stillborn
1.33 %	Heart failure, valvular disease
1.33 %	*Neurological (brain, spinal cords, nerves)

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✓	14/10/2016	MEL Plug in Baby	MEL Snatch	14
✓	05/05/2016	MEL Milion Dollars Baby	MEL Baba au rhum	9
✓	01/04/2016	R2G Sweet Lady	MEL-EDL After Midnight	9
✓	06/11/2015	LVM-RSD Tauriel	MEL Dire Straits	10
✓	01/09/2015	MEL Praline	MEL Dire Straits	13
✓	12/08/2015	MEL Bugne	MEL-EDL After Midnight	11
✓	15/02/2015	MEL-EDL Eclipse	EDL Bing Bing	11
✓	28/12/2014	MEL-EDL Margarita	MEL Twitch	16
✓	28/06/2014	EDL-MEL Niza	RTI Duracel	14
✓	18/04/2014	INC Cerseï	Unknown	9

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	MEL47915M	MEL	Sheïtan †		14/10/2016	20 mo	Undetermined infection or abscess	♂
✓	MEL47919M	MEL	Spirit †		14/10/2016	35 mo	Other	♂
✓	MEL46444F	MEL	Yoko †	Panic Station	01/04/2016	32 mo	Undetermined tumor	♀
✓	MEL47913M	MEL	Calisson †	Joly Jumper	14/10/2016	30 mo	Other	♂
✓	MEL47917M	MEL	Chupa Chups †	Hidalgo	14/10/2016	29 mo	Old age, natural death	♂
✓	MEL47171M	MEL	Calcifer †	Hit the road Jack	05/05/2016	33 mo	Old age, natural death	♂
✓	MEL47921M	MEL	Cup Cake †	Comanche	14/10/2016	26 mo	Undetermined tumor	♂
✓	MEL46441M	MEL	Supermassive Black Hole †	Lutti	01/04/2016	30 mo	Old age, natural death	♂
✓	MEL47916M	MEL	Crackers †	Jappeloup	14/10/2016	22 mo	Undetermined cause	♂
✓	MEL45576M	MEL	Arcos Iris †		01/09/2015	32 mo	Undetermined cause	♂