Cattle

Ovarian abscessation and oophoritis in a first lactation dairy cow: a case report

A first lactation, 28-month-old Holstein dairy cow was presented at a routine fertility visit at 47 days in milk for ‘oestrus not observed’. The cow had been examined at a previous routine fertility...

Treating clinical mastitis in dairy herds: a role for on farm culture?

Making decisions ‘cow-side’ to select those clinical mastitis cases that are unlikely to benefit from treatment with antibiotic has become an area of considerable interest in the research literature...

Transfer of passive immunity in dairy calves

The definition of FTPI has often been stated to be a serum IgG concentration of less than 10 mg/ml. While calves with serum IgG concentration below this cutpoint are consistently found to be at...

CattleReview: September–October 2021

Antimicrobial resistance (AMR) limits the ability to prevent and treat infection, making it one of the foremost threats to human and animal health. Animal agriculture's use of antibiotics in food...

Antimicrobial resistance: how changes have improved practices in the UK dairy industry

AMR rarely causes clinical problems on dairy farms, so although AMR is causing increased global concern, it can be hard for the farmer-veterinary surgeon team to relate to this practically when...

Energized calf milk: is it worth investing in early life nutrition?

Historically, formulations of CMR have differed significantly from WM in their levels of energy, protein and minerals. Energy source is one of the major differences, and arguably one of the most...

Cattle Review: July–August 2021

In a meta-analysis undertaken by Santos et al (2021) (Journal of Dairy Science10.3168/jds.2018-14628) the literature was systematically reviewed, searching randomised experiments with transition cows...

Livestock cognition: stimulating the minds of farm animals to improve welfare and productivity

The cognitive ability of farm animals has been studied with increasing prevalence and it has become evident that many species have more complex abilities than previously thought (Nawroth et al, 2019).

Metabolic programming and monitoring tools in pre-weaned dairy calves

Epigenetics describes influences on and effects of differences in gene expression. DNA contains a code made out of genes which encode proteins/enzymes. Proteins are produced in the processes of...

Early detection and prompt effective treatment of lameness in dairy cattle

Despite the well documented economic and welfare impacts of lameness, one of the fundamental difficulties continues to be how the farm team define and recognise the behavioural changes associated with...

The use of fixed time artificial insemination programmes for the use of sexed semen in block calving dairy heifers

The minimum requirement for success of any synchronisation programme is (Carvalho et al, 2018):.

Cattle Review: May–June 2021

Mycobacterium avium subsp. paratuberculosis (MAP) is a causative agent of Johne's disease, which is a chronic granulomatous enteropathy in ruminants. In a study by Lim et al (2021) (Veterinary...