Tips to stimulate gilts and sows coming into heat
In a series of articles, swine reproduction and insemination specialist, Javier Gil Pascual, addresses the key aspects of oestrus stimulation and detection, and insemination.
Articles - Genetics and reproduction
60% of 333 users believe that semen doses rotation is useful, but is it really?
Some routines are widely used on the daily work of pig farms and we can even think that there is some good logic behind them, but have they been scientifically tested?
Breed cards: Krškopolje Pig
This chapter presents the history and the current state-of-the-art in the only Slovenian autochthonous pig breed - Krškopolje pig (Krškopoljski prašič).
Breed cards: Ibérico (Iberian) Pig
History and current status of the Iberian breed, an autochthonous pig breed of the Iberian Peninsula.
Do we fully understand gilts? Do we treat them as they deserve?
Gilts have more returns to estrus... but why?
Breed cards: Gascon Pig
History and current status of Gascon pig breed. This French autochthonous breed, which almost disappeared, now enjoys a new boom.
Farrowing rate isn't everything in gestation performance
Which indicator best reflects performance - farrowing rate or non-productive days?
Breed cards: Black Slavonian Pig
History and current status of Black Slavonian (Crna slavonska) pig breed, an autochthonous pig breed in the Republic of Croatia.
Welcome to 333
Connect, share, and interact with the largest community of professionals in the swine industry.
Celebrating 216672Users on 333!
Sign upAlready a member?Users can sign in with Google to personalize the experience, save preferences, or access additional features.
When it is time to inseminate, supply cannot fail.
..
Every step between collection and the finished dose is a chance ..Breed cards: Cinta Senese pig
History and current status of Cinta Senese pig breed, one of the Italian autochthonous pig breeds.
2 1
ArticleBreed cards: Apulo-Calabrese Pig
History and current status of Apulo-Calabrese pig breed, one of the Italian autochthonous pig breeds.
The role of your farm on the sows' reproductive potential (2/2)
What is more important: the farm or genetics?
Breed cards: Bísaro pig
The history and current status of Bísaro pig, a Portuguese native breed belonging to the Celtic line.
The role of your farm on the sows' reproductive potential (1/2)
Is it worth to purchase hyperprolific sows for my farm?
Breed cards: Basque pig
The history and current status of Basque pig breed, a South-West of France autochthonous swine breed.
Cases of reproductive failure around mating: as real as life itself
Management of dead semen, data analysis, vaccinations,... These are some examples that we will deal with in the following 6 case studies.
Breed cards: Alentejano pig
The history and current status of Alentejano pig breed, a Portuguese autochthonous swine breed.
Clinical case: Diagnostic darkness: recurring fertility decline in summer
Pig reproduction and summer are not good friends, Heat comes, daylight hours drop, fertility decreases and the vets come across more reproductive pathology than during the rest of the year. Why doing always the same does not always yield the same result?
Weaning-to-service interval: not only non-productive days
It is not only related to NPDs, but it can also have a greater impact than we first thought.
Advances in artificial insemination in nulliparous sows
The morphological differences in the cervical wall and canal between multiparous and nulliparous sows require deep AI devices adapted to the characteristics of the nulliparous.
6 6
ArticlePiglets weaned per sow lifetime, the hidden index
One of the indices that is generating much interest is the one referred to the number of weaned piglets per sow lifetime (WSL). This index refers to the total number of piglets that a sow has weaned throughout its productive life.
5 1
ArticleClinical case: Sudden rise in returns to oestrus
A farrow-to-finish farm went from 10% to 50% of returns to oestrus, and almost 90% of them were regular.
Authors
What makes us stand out is the quality and independence of our contents. Find out about the authors who make it possible.
+ Likes
- IPVS 2026: vaccines against E. coli and artificial intelligence for swine health
- :dart: When it is time to inseminate, supply cannot fail. :pushpin:..
- LVI or MLV. How to Decide by Clayton Johnson
- How Did We Get Here & Where Are We Headed?
- Understand the effects of early-life nutrition and its impact on post-weaning performance
How can farm production be increased with the use of Supersows?
The key lies in gilt management ...
10
ArticleOptimal on-farm semen doses management: key points to control
Occasionally, breeders end up using semen with a suboptimal fertilizing ability due to inadequate storage conditions.
9 2
ArticlePreparing the gilts: production
We talk about weight and age at mating, stall adaptation, flushing, how to perform heat detection and insemination, the convenience or inconvenience of segregating the gilts
Clinical case: Increase of returns: Management or PRRS?
Returns increase in a PRRS-positive farm in the middle of a census increase plus a change of management in the batch farrowing system, from 3 weeks to 1.
1 3
ArticleThe importance of lighting in your farm
One of the main tools to encourage the installation of extra lighting in the mating area is the data analysis, and more specifically the weaning-to-service interval.
How to reduce the risk of boar taint in carcasses from entire males?
The compounds responsible of boar taint can be reduced through feeding strategies, genetic selection and good management practices.
