Three Adena Springs stallions, led by champion Ghostzapper, will move to Hill ‘n’ Dale as part of an evolving partnership venture between the Thoroughbred farms.

Daredevil, the sire of Kentucky Oaks winner Shedaresthedevil and Preakness Stakes winner Swiss Skydiver from his first crop, will be repatriated from Turkey to stand at Lane's End Farm in 2021. The farm announced the news while also revealing its 21-stallion roster and stud fees for next season.

The international Coolmore group’s Ashford Stud in Kentucky on Friday released its stallion roster for 2021, with Triple Crown winners American Pharoah and Justify among three six-figure stallions on the roster and Eclipse Award champion Maximum Security among three newcomers on the star-studded lineup.

Uncle Mo was the busiest stallion in North America in 2020, according to The Jockey Club’s Report of Mares Bred that was released Friday.

Uncle Mo led all stallions in activity by covering a reported 257 mares at Coolmore’s Ashford Stud in Kentucky. Overall, The Jockey Club reported that 1,067 stallions covered 27,970 mares in North America during 2020. Those figures are based on reports received through Oct. 18; the breed organization estimates that an additional 2,500 to 3,500 mares will be reported as bred during the 2020 breeding season.

After a stellar reception for his first yearlings in the sales ring, the international Coolmore group announced that Group 1 winner Caravaggio, by Scat Daddy, will move from its Irish headquarters to its Ashford Stud in Kentucky for 2021.

Laoban and Nyquist, both sons of Uncle Mo and freshman stallions who will have Grade 1 winners appearing at the Breeders’ Cup, got major votes of confidence in what is a changing marketplace for stallions in 2021.

Tiznow, the only two-time winner of the Breeders' Cup Classic, has been pensioned from stud duty. WinStar Farm made the announcement in revealing its roster and stud fees for 2021.

War Front commanded a stud fee of $250,000 in 2020 at historic Claiborne Farm, reigning as the most expensive stallion in North America. That fee will take a significant drop for 2021 – and he’s not alone.

As stud fees begin to be announced for 2021, the dominant trend emerging is toward declining fees, a response to the coronavirus pandemic that has touched every aspect of the Thoroughbred industry. Of the returning stallions who have had fees announced through Thursday, 63 percent will have reduced fees, including War Front at $150,000.

Spendthrift Farm has acquired the future breeding rights to undefeated multiple Grade 1 winner Jackie's Warrior, the early favorite for the Breeders' Cup Juvenile.

Grade 1 winner Gift Box has officially been retired from racing and will begin his stud career in 2021 at Lane’s End.

The 7-year-old, who scored his major victories for Hronis Racing and trainer John Sadler, will stand alongside his sire, Twirling Candy, himself a son of Lane’s End stallion Candy Ride.