MIL – Millo & cie 

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Statistics

Breeding statistics

Breeding activity period	2019–2024 (5 years, 5 months)

Declared litters	73 litters, 629 pups
⨽ internal (born in the rattery)	⨽ 61 litters, 506 pups
⨽ external (other contributed litters)	⨽ 12 litters, 123 pups

All rat records	631 rats
⨽ females	⨽ 327 females (51.8 %)
⨽ males	⨽ 304 males (48.2 %)

Litter statistics

Average mother age	228 days (7.5 months)
Average father age	443 days (14.5 months)
Average litter size	8.6 pups per litter
Average sex ratio	0.93 (about 13 females for 12 males)

Lifespan statistics

Bred rats recorded as deceased	309 rats (60.5 % of recorded bred rats)
⨽ declared with known date	⨽ 282 rats (91.3 %)
⨽ presumed dead	⨽ 27 rats (8.7 %)

Average lifespan of bred rats	22.3 months (♀: 23.5 months – ♂: 21 months)
⨽ infant mortality excluded	⨽ 22.3 months (♀: 23.5 months – ♂: 21 months)
⨽ accidents excluded	⨽ 23 months (♀: 24.2 months – ♂: 21.7 months)

Oldest bred rat	MIL-VIC Extremis (deceased at 3 years, 6 months, 14 days)

Death causes statistics

Primary death causes by decreasing frequency

22.34 %	Old age, natural death (from 24 month old minimum)
20.92 %	Respiratory
10.99 %	Other
10.64 %	Unknown cause
9.22 %	Neurological (brain, spinal cords, nerves)
6.74 %	Accidents, traumas, poisonings
6.03 %	Eye, ear, mouth, face
5.67 %	Reproductive system
3.55 %	Cardiovascular
2.48 %	Digestive
0.71 %	Skin
0.35 %	Urinary system (kidney, bladder)
0.35 %	Muscles and skeleton

Secondary death causes by decreasing frequency

22.34 %	*Old age, natural death (from 24 month old minimum)
17.02 %	Bronchitis, pneumonia
10.64 %	Undetermined cause (known date)
4.96 %	Mammary tumor
4.26 %	Undetermined tumor (affected organ unknown)
3.55 %	Pituitary tumor
3.19 %	*Respiratory
2.84 %	Stroke
2.48 %	Fights, injuries, serious bites, subsequent hemorrhage (excluding abnormal hemorrhage)
2.13 %	Zymbal gland tumor
1.77 %	Heart attack, infarct, pulmonary embolism
1.77 %	Facial tumor (excluding Zymbal tumor)
1.77 %	Generalized cancer, leukemia, lymphoma
1.77 %	Undetermined infection or abscess
1.77 %	*Neurological (brain, spinal cords, nerves)
1.42 %	Digestive tumor (stomach, liver, pancreas, intestines...)
1.42 %	Suffocation, choking
1.42 %	*Other
1.06 %	Veterinary accident (anesthesia during a minor operation, medical error, etc.)
1.06 %	Hemorrhage (exaggerated relative to the context, coagulation disorder, hemophilia)
1.06 %	Virus, epidemic outbreak, immune deficiency (SDA, Sendai, Tyzzer...)
1.06 %	Domestic accident (crush, door...)
0.71 %	Complications of gestation or parturition
0.71 %	Tooth abscess
0.71 %	Facial abscess (excluding teeth and Zymbal gland)
0.71 %	Other heart or vascular problem
0.71 %	*Digestive
0.35 %	Brain infection, encephalitis, meningitis
0.35 %	Other accident or trauma
0.35 %	Pulmonary edema
0.35 %	Dental malocclusion
0.35 %	Falls, fractures, head or spinal cord trauma (excluding fights)
0.35 %	Lung tumor
0.35 %	Urinary or kidney infection
0.35 %	Progressive spinal cord damage, degenerative paralysis
0.35 %	Liver failure
0.35 %	Subcutaneous abscess
0.35 %	Brain tumor
0.35 %	Other tumor (salivary, spleen, adrenal, thyroid...)
0.35 %	Bone tumor
0.35 %	Other known cause fitting no other category
0.35 %	*Skin
0.35 %	*Eye, ear, mouth, face

Related entries

Last contributed litters

See all

State	Birth date	Dam	Sire	Size	Actions
✗	24/10/2024	MIL Elone	MIL-VIC Monarque	10
✗	27/09/2024	IND Brona	MIL Glyde	8
✗	26/09/2024	ANG-MIL Ayla	MIL Echo	10
✓	25/06/2024	DEL The Secret of MIMH	MIL Alcatraz	12
✓	04/06/2024	MIL Aura	RB. Largo	13
✓	22/05/2024	RB. Linea	RB. Cortex	14
✓	23/04/2024	MIL-VIC Salina	MIL Neptune	18
✓	08/04/2024	VIC Gertrude	MIL Alcatraz	12
✓	08/02/2024	MIL Meria	VIC Baldur	12
✓	31/12/2023	VIC Cosma	PLS Dunkan	12

Recently modified rats

See all

State	Identifier	Prefix	Name	Pup Name	Birth	Age	Death cause	Sex	Actions
✓	MIL57665F	MIL-MGR	Tundra †		08/10/2022	25 mo	Brain tumor	♀
✗	MIL60468M	MIL	Joker		09/09/2023	14 mo	– alive –	♂
✓	MIL60298F	MIL	Audrey †		02/02/2023	18 mo	Bronchitis, pneumonia	♀
✓	MIL57806M	MIL	Quell †		21/06/2022	16 mo	Other tumor	♂
✓	MIL60731M	MIL-VIC	Lemmy		22/05/2024	6 mo	– alive –	♂
✓	MIL60737F	MIL	Anastasie		26/09/2024	2 mo	– alive –	♀
✓	MIL60738F	MIL	Bethany		26/09/2024	2 mo	– alive –	♀
✓	MIL60739M	MIL	Kenya		26/09/2024	2 mo	– alive –	♂
✓	MIL60740M	MIL	Kurt		26/09/2024	2 mo	– alive –	♂
✓	MIL60580F	MIL-DEL	Robin	Margot Fenring	25/06/2024	5 mo	– alive –	♀