Be sure of your herd fertility status today, with P4Gold. The new gold standard real time fertility tool.

What can P4Gold do for you?

✔ confirm heat

reduce calving intervals

✔ reduce risk of abortion

✔ detect silent heat

increase conception rates

increase milk yield

✔ give you the confidence you need to AI

✔ Indicate fertility issues

What is P4Gold?

P4Gold is a rapid 10 minute heat detection test for use in milk. It detects the level of progesterone in your cows milk, showing you exactly where they are in their oestrous cycle. It’s fast, easy and accurate. Brilliant for your cows that show no reliable signs or behaviours.

Never miss a heat or waste an AI. Find out more.

Purchase P4Gold

In the UK you can buy P4Gold directly from us here.

Alternatively, vets and suppliers around the UK stock P4Gold. Give your vet a call to see if they stock us, or you can give us a call to ask where your nearest supplier is.

If you are international, please give us a call or email us to place your order.

Order now.

Who are you?



P4Gold helps you build a more productive and profitable herd. Because one quick and easy test will confirm whether or not your cow is in heat.

See what P4Gold will do for you


P4Gold gives you valuable information on a cow’s fertility, fast. And as a UK supplier you’ll enjoy an increase in your practice sales too.

See how P4Gold will help you help farmers


We give our team of distributors expert sales support. Exactly what you’d expect from a company known the world over as experts in their field.

You could be part of our team. Find out how

The most accurate heat detection tool on the market. Don’t risk another wasted heat, be sure today with P4Gold.

P4Gold Blog

Pregnancy Diagnosis in Cows

Pregnancy is one the most important times in the lives of dairy and beef cows. For dairy cows, a successful and well-timed pregnancy will give the best milk yield and provide replacement stock for the herd. Accurate data on pregnancy status of cattle can aid in culling decisions; breeding management and timing; and inform decisions …

Pregnancy Diagnosis in Cows Read More »

Block Calving Systems

What is block calving? Block calving,1 is when cows in a herd only calve during a specific period of time. This is usually a block of 6 to 12 weeks, but can be longer. Some producers have a single calving block in a year, others have two blocks, usually one in spring, and one in …

Block Calving Systems Read More »

Calf Development and Foetal Growth

Rearing calves from newborns to replacement heifers or for sale can be a challenging and rewarding experience. Producers around the world do their best to maximise growth and health whilst ensuring proper development in their calves. But that is only half of the story. By the time a calf takes its first breath, it has …

Calf Development and Foetal Growth Read More »

Artificial Insemination (AI) of Dairy Cattle

What is Artificial Insemination (AI)? Artificial Insemination, or AI, is the process of deliberate fertilisation of a female animal, by a human operator, using previously collected semen. It has been practised in many different species all over the world for over 60 years, from cows and other livestock, to dogs and horses. Some captive breeding …

Artificial Insemination (AI) of Dairy Cattle Read More »

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