Naomi Barrett, Vet Services Dannevirke The transition period for a dairy cow is recognised as the interval extending from three weeks prior to three week after calving. These weeks are the most critically important period of the year for a cow, as her body undergoes significant physiological changes. In the space of only a few…
Farmers should target worm control in cattle at young animals and use oral drenches as long as they can. Article by Sara Sutherland, Vet Services Wairarapa. Sheep and cattle systems have some subtle differences with respect to drenches and drenching. For example, worm species are (mostly) different, the availability of pour-on drenches for cattle, the…
With our scanning equipment all but back on the shelf for another season we’ve had a little time recently to reflect on another year of cattle pregnancy results and follow up on some of the more disappointing outcomes. Whilst there are potentially many factors involved in a poor scanning result, bull failure is undeniably one…
Too hot to handle Crops are an integral part of many systems, supplying supplementary feed when pasture covers get tight during autumn and winter. Unfortunately, nothing in life is ever that simple with many of the popular choices for crop being higher risk for nitrate accumulation, placing us between a rock and a hard place…
Weaning is one of the most stressful event a calf will go through, which is why it can be the period when we see many disease related issues as the associated stress leads to immune compromise. Young cattle at weaning may also be going from a situation of being regularly observed to a less intensive…
Facial Eczema Pasture Spore Counting Facial eczema is a disease caused by the fungus Pithomyces chartarum; which produces a toxin (sporidesmin) resulting in liver damage and photosensitivity. It grows on dead plant material at the base of the sward and thrives in warm, humid conditions. A good way to determine the risk level of your…
Monitor drenches used on farm annually by completing a faecal egg count check at 10 days after drenching. Do this for each different drench family that you use during the season. Try to complete as early in the season as possible. Quarantine drench: On arrival at the farm, drench all stock with a…
What is it? Facial eczema is a disease affecting sheep, cattle and alpacas, and is caused by a toxin called sporidesmin. Sporidesmin is produced by the spores of the fungus Pithomyces chartarum growing on pasture. The fungus grows in the base of pasture in warm moist conditions found at this time of year. When ingested…
An update from each of the Vet Services Regions. WAIPUKURAU Camille Flack, Production Animal Veterinarian Group Leader We start the year quite differently compared to this time last year. Last year the first cases of Covid-19 were being confirmed in New Zealand and we were starting to get concerned about the dry. This year while…
With the typical Hawkes Bay summer weather upon us it is time to start thinking about the wind-up of this milking season. There are many aspects to consider when it comes to drying off your herd (think BCS, long term weather forecasts, expected calving dates, production goals etc), but on the top of the list…
Do you know whether that drench you just gave your stock is working? They may look to be free from signs of parasitism, but a drench can have lost a significant amount of its efficacy before you will notice any clinical impact. Continued use of a poorly effective drench is a perfect recipe for building…
