The introduction of the first commercial in ovo vaccination system over 20 years ago was one of the driving forces behind the increasing size and efficiency of hatcheries that we have witnessed over the intervening years. Globally, more than 15 billion eggs are now vaccinated each year using in ovo devices, and the technology has allowed companies to improve the performance of their birds. Until recently, in ovo technology was generally considered as a tool for larger companies with a throughput thatjustified the investment both financially and in terms of space. In fact, it may have even contributed to the creation of a two-tier hatchery industry in developed markets. However, last year Zoetis, the same company that brought us the first commercialsystem, launched a new, smaller in ovo device designed specifically with smaller hatcheries in mind.
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