Lambing - Lambs Flashcards

1
Q

What do we check when lambs are first born

A

ABC
Movement
Meconium staining
Navel
Bonding and moving

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2
Q

How do we check colostrum and how much should the lamb drink

A

Check udder and feel abdomen
10% body weight first 6 hours
10% next 12 hours

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3
Q

What procedures can we preform when the lamb is above 24 hours old

A

Tagging
Numbering (paint)
Docking
Castration

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4
Q

What else do we check for and treat

A

Entropian
Dull lambs

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5
Q

What are the percentages of peri-partum loses

A

Born dead - 8-10% target is 2-3%
Dying in first 72 hours - 10-12% target is 1-2%

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6
Q

What are common causes of losses

A

Prepartum - infection, stress, placenta insufficiency, metabolic problems
Parturition - dystocia, congenital abnormalities

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7
Q

What are common post partum losses

A

Exposure
Failure to move or dry off
Mismothering
Weak lamb
Low birth weight
Hypothermia

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8
Q

How do we treat hypothermia

A

Warm
Feed

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9
Q

What is the normal temperature of a lamb

A

39 degrees

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10
Q

What are the orders of actions with hypothermia

A

Temp 37-39 we dry lamb, stomach tube colostrum return to ewe and monitor
Temp below 37 under 6 hours old we dry lamb, warm up, stomach tube colostrum, return to ewe and monitor
Temp below 37 over 6 hours old we dry lamb, stomach tube colostrum, warm up, return to ewe and monitor
Temp below 37 over 6 hours and unable to hold head we dry lamb, glucose i/p, warm up, feed, return to ewe and monitor

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11
Q

How much glucose do we give

A

10ml per kg of body weight
20% solution
If 40% dilute 50:50 with boiled water

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12
Q

What are some post partum losses 12-24 hours

A

Hypoglycaemia
Watery mouth (disease)

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13
Q

What are reasons for hypoglycaemia

A

Mastitis
Rejection/inexperience
Multiple lambs
Weak lamb
Exposure
Congenital abnormalities

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14
Q

What is watery mouth

A

E.coli endotoxaemia
Oral infection
Predisposing factor
Poor hygiene
Inadequate colostrum
Large litter
Early castration

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15
Q

What are clinical signs of watery mouth

A

Normal at birth
Dull
Absent suck reflex
Salivation
Abomasal distension
GI stasis
Retention of meconium

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16
Q

What can we do about orphans

A

Foster
Lambing jackets
Crates
Artificial rearing - min 15% of body weight / 24 hours

17
Q

What are some post partum losses 2-7 days

A

Lamb dysentery - colostridium perfringens type b
Enteritis - rotavirus, colibacillosis, salmonellosis, cryptosporidiosis
Neonatal septicaemia - septic arthritis, navel ill, meningitis

18
Q

What are some post partum losses 2-7 days not disease linked

A

Aspiration pneumonia force feeding
Accident
Predation
Starvation lack milk from orf lesions
FMD