Author Archives: Charlotte

Charlotte

About Charlotte

Charlotte Hallén Sandgren graduated from veterinary college in Uppsala 1980, and defended her PhD in udder health 1991. She is Dairy Development Director at DeLaval International AB. She has been working with preventive health care in dairy and beef herds for 16 years. As Head of the Animal Welfare department at the Swedish Dairy Association she was responsible for national eradication and control programmes for various contagious diseases; preventive healthcare and welfare assessment schemes in dairy production. She has also worked as part-time Senior lecturer in production animal diseases in cattle, at the Swedish University of Agricultural Science.

Why we really need to think about extending the lifetime productivity of a cow  

Dairy farmers need to replace cows in the herd frequently because of health and reproduction issues; yet this expensive practice could also be avoided in some cases through a range of simple, effective measures. Isn’t that part of what sustainable farming … Continue reading

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Reduce the need for antibiotics by monitoring cell count

Resistance to antibiotics is a significant problem in society today and it is important to find ways of reducing usage without  jeopardizing the health of  cows and humans. In dairy, one solution is not to increase the level of treatment but … Continue reading

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Longevity is profitable – keep track of early lactation culling and mortality rate in the herd

On many dairy farms around the world it has become common practice to move all heifers into production. This practice may be preventing producers from seeing the value of   investing in keeping healthy animals that can be kept longer instead of having lower-yielding … Continue reading

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Daily replacement of bedding with manure solids helps bringing mastitis risk down

Like us, cows have to budget their time throughout the day. If they have access to a comfortable lying place, cows rest for at least 10 hours per day and most often 12-13 h depending on stage in lactation, milk … Continue reading

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Daily life time yield – the benefit of keeping the cow longer in the herd

Much of the low longevity of dairy cows in intensive milk production results from involuntary culling of cows mainly because of reproductive problems, mastitis or poor udder health, lameness and problems with feet and legs, and other forms of illness or injury. Continue reading

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Pre weaning feeding management – doing it right boosts cow´s life time yield

The often low life time yield per cow in modern dairy production is increasingly getting attention. The high turnover rate of dairy cows is part of the problem and obviously improvement of housing and management aiming at adding another healthy … Continue reading

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