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Kentucky Derby pedigree profile: Potente
It’s safe to say Into Mischief is the dominant Kentucky Derby (G1) sire of the 2020s. His influence extends not only to Kentucky Derby Day but throughout the Road to the Kentucky Derby.
Racing
Kentucky Derby pedigree profile: Class President
Ten years ago, a young stallion named Uncle Mo made headlines when his son Nyquist prevailed in the 2016 Kentucky Derby (G1).
Racing
Kentucky Derby pedigree profile: Commandment
Can Commandment make history and become the fourth son of perennial leading North American sire Into Mischief to win the Kentucky Derby (G1)?
Racing
Kentucky Derby pedigree profile: Iron Honor
A determined charge down the Aqueduct homestretch carried Iron Honor to a one-length victory in the Gotham (G3) on the Road to the Kentucky Derby.
Racing
Horse Racing This Weekend: Key Races, Top Horses & Best Bets [Feb 28]
Find out everything you need to know about key races, top horse, and best bets with TwinSpires horse racing this weekend.
Analysis
Japan's ascent in international horse racing: World rankings tell the tale
Japan has dispatched a series of outstanding Thoroughbred ambassadors on the world stage in recent years, becoming a force in international racing festivals.
Analysis
Kentucky Derby pedigree profile: Lucky Kid
Lucky Kid could be bound for the 2026 Kentucky Derby (G1) after holding off a late challenger to win the Hyacinth S. over 1,600 meters (about one mile) at Tokyo Racecourse.
Racing
Kentucky Derby pedigree profile: Great White
Does Great White have the pedigree to excel racing 1 1/4 miles on dirt in the Kentucky Derby (G1)? That’s an important question to ask, because his racing record doesn’t reveal the answer.
Racing
Kentucky Derby pedigree profile: Pavlovian
After launching a tenacious late charge to win the Sunland Park Derby by a nose, Pavlovian has emerged as a candidate for the 2026 Kentucky Derby (G1).
Racing
Kentucky Derby pedigree profile: Al Haram
Al Haram, an unbeaten colt based in Saudi Arabia, brought his record to 4-for-4 with a late-charging triumph in the Saudi Derby (G3).
Racing
Kentucky Derby pedigree profile: Renegade
Renegade has shown talent and stamina on the Road to the Kentucky Derby, winning the 1 1/16-mile Sam F. Davis S. and placing second in the 1 1/8-mile Remsen (G2).
Racing
Kentucky Derby pedigree profile: Plutarch
It’s fitting to see Plutarch emerge as a 2026 Kentucky Derby (G1) contender. His pedigree contains two of the most dominant Kentucky Derby sires of the last decade.
Racing
Kentucky Derby pedigree profile: Talk to Me Jimmy
Talk to Me Jimmy made his Road to the Kentucky Derby debut a winning one in the 1 1/8-mile Withers S., leading all the way to dominate by 11 lengths.
Racing
Kentucky Derby pedigree profile: Silent Tactic
A powerful rally from off the pace carried Silent Tactic to a decisive win in the Southwest (G3) on the Road to the Kentucky Derby.
Racing
Kentucky Derby pedigree profile: Nearly
Dueling for the lead through hot pace fractions didn’t stop Nearly from dominating the Holy Bull (G3) on the Road to the Kentucky Derby.
Racing
Kentucky Derby pedigree profile: Six Speed
Six Speed flaunted his speed in the UAE 2000 Guineas (G3) at Meydan in Dubai, carving out the pace on his way to winning the European/Middle East Road to the Kentucky Derby qualifier by five lengths.
Racing
Kentucky Derby pedigree profile: Golden Tempo
Can Golden Tempo go where no son of Curlin has gone before: to the Kentucky Derby (G1) winner’s circle?
Racing
Kentucky Derby pedigree profile: Strategic Risk
Strategic Risk, winner of the Smarty Jones S. on the Road to the Kentucky Derby, doesn’t have the flashiest pedigree at first glance.
Racing
Kentucky Derby pedigree profile: My World
A tenacious triumph in the one-mile Jerome S. at Aqueduct has propelled My World into the 2026 Kentucky Derby (G1) picture.
Racing
Kentucky Derby pedigree profile: Express Kid
Express Kid, the gate-to-wire winner of the Remington Springboard Mile S. on the Road to the Kentucky Derby, was purchased for only $2,000 as a yearling.
Racing
Kentucky Derby pedigree profile: Chip Honcho
Chip Honcho joined the Road to the Kentucky Derby with a determined win in the Gun Runner S. at Fair Grounds. But his pedigree is a bit unorthodox for a Kentucky Derby (G1) contender.
Racing
Kentucky Derby pedigree profile: Pyromancer
Pyromancer emerged as a 2026 Kentucky Derby (G1) contender when he brought his record to a perfect 3-for-3 in the Zen-Nippon Nisai Yushun at Kawasaki Racecourse.
Racing
Kentucky Derby pedigree profile: Litmus Test
After recording top-four finishes in a trio of Grade 1 races, Litmus Test wrapped up his two-year-old season with a win in the Los Alamitos Futurity (G2).
Racing
Kentucky Derby pedigree profile: Paladin
A decade after Gun Runner finished third in the 2016 Kentucky Derby (G1), he’s making an impressive impact on the 2025-26 Road to the Kentucky Derby.
Racing
Kentucky Derby pedigree profile: Further Ado
Further Ado joined the Road to the Kentucky Derby with a rallying win in the Kentucky Jockey Club (G2) at Churchill Downs.
Racing
Kentucky Derby pedigree profile: Satono Voyage
Leading sire Into Mischief is launching a multinational assault on the 2026 Kentucky Derby (G1).
Racing
International Horse Profile: Switch in Love
Sold for $1.2 million as a foal at the JHRA Select Sale, Switch in Love is out of the Galileo mare Switch in Time.
Breeders Cup
International Horse Profile: Pacific Mission
A Juddmonte homebred, Pacific Mission, was produced by the multiple Group 3-winning Big Break.
Racing
International Horse Profile: Queen of Hawaii
Out of a full sister to 2018 Juvenile Turf star Line of Duty, Queen of Hawaii is a fascinating classic prospect for Joseph O’Brien.
Breeders Cup
International Horse Profile: Balantina
Balantina, therefore, has a pedigree case for improving on the step-up in the trip stateside. But will it happen as soon as Future Stars Friday?
Breeders Cup
International Horse Profile: Precise
Bred by the O’Brien family’s Whisperview Trading, Precise is by the brilliant Australian Starspangledbanner and out of a Galileo mare. Her dam is a full sister to multiple stakes victor Kingfisher, who placed in the Irish Derby (G1) and the 2 1/2-mile Gold Cup (G1) at Royal Ascot.
Analysis
International Horse Profile: Aspect Island
Aspect Island hasn’t been operating at the same level yet, but he exits his best effort so far, and he’s bred for success in the sprint division.
Breeders Cup
International Horse Profile: Military Code
Godolphin trainer Charlie Appleby is batting a thousand in the Breeders' Cup Juvenile Turf Sprint, winning with his lone starter, Mischief Magic (2022).
Racing
International Horse Profile: Havana Anna
Runner-up to the elder O’Brien’s vaunted True Love in the six-furlong Cheveley Park (G1) last out, Havana Anna is a five-furlong specialist who should be in her element at Del Mar.
Breeders Cup
International Horse Profile: Mission Central
Aidan O'Brien’s third runner, Mission Central, another by No Nay Never, was precocious enough to start out in April. The even-money favorite in his unveiling on the Dundalk Polytrack, he got experience going around a left-handed turn.
Analysis
International Horse Profile: Brussels
Campaigned over further until his most recent start, Brussels was routinely described as babyish in his earlier races. His immaturity, combined with possibly not focusing on the right trip soon enough, implies that he's better than the bare record.
Racing
International Horse Profile: True Love
True Love, O’Brien’s most accomplished entrant in the 2025 Breeders' Cup Juvenile Turf Sprint, has followed a somewhat similar itinerary to So Perfect. But True Love has achieved more, including a big victory over the colts.
Racing
2025 Breeders’ Cup: Sires battle for all-time record
Into Mischief, Dubawi, Curlin, and Tapit all have multiple chances to increase their totals.
Racing
Breeders' Cup 2025: International Scouting Report by Kellie Reilly
Veteran racing analyst Kellie Reilly has poured over 100 hours of research and analysis into this comprehensive product to arm handicappers with the most current insight possible.
Breeders Cup
Kentucky Derby pedigree profile: Incredibolt
Incredibolt joined the Road to the Kentucky Derby sooner than many horses. The early-maturing colt won the Street Sense (G3) during the fall meet at Churchill Downs with a last-to-first rally.
Racing
Kentucky Derby pedigree profile: Intrepido
In recent years, the dominant sire (and grandsire) of Kentucky Derby (G1) winners has been Into Mischief.
Racing
Kentucky Derby pedigree profile: Napoleon Solo
Napoleon Solo joined the Road to the Kentucky Derby with a tremendous performance in the Champagne (G1), leading all the way to dominate by 6 1/2 lengths.
Racing
Kentucky Derby pedigree profile: Ted Noffey
In the 151-year history of the Kentucky Derby (G1), only five stallions have sired three Derby winners. The latest to match the record is Into Mischief.
Racing
Kentucky Derby pedigree profile: Spice Runner
Spice Runner joined the 2025-26 Road to the Kentucky Derby as early as possible, claiming victory in the series-opening Iroquois (G3) at Churchill Downs.
Racing
Kentucky Derby pedigree profile: Baeza
A gallant runner-up finish in a strong renewal of the Santa Anita Derby (G1) has stamped Baeza as a compelling candidate for the 2025 Kentucky Derby (G1).
Racing
Kentucky Derby pedigree profile: Journalism
Sometimes it’s possible to glance at a horse's pedigree and conclude with certainty they’re bred to shine racing classic distances, including the 1 1/4-mile journey of the Kentucky Derby (G1).
Racing
Kentucky Derby pedigree profile: Sovereignty
There was a time not too many years ago when a horse like Sovereignty might have been overlooked as a Kentucky Derby (G1) contender because of his pedigree.
Racing
Belmont Stakes pedigree profile: Crudo
The pedigree of Sir Barton S. winner, Crudo, should ensure that he handles 1 1/4 miles without issue.
Racing
Belmont Stakes pedigree profile: Uncaged
Some racehorses are bred beyond a shadow of a doubt to relish racing classic distances on dirt. Uncaged is one of them.
Racing
Belmont Stakes pedigree profile: Hill Road
A strong late rally after a stumbling start carried Hill Road to victory in the 1 1/8-mile Peter Pan (G3) at Aqueduct, stamping the bay colt as a key contender for the 2025 Belmont (G1).
Racing
Preakness Stakes pedigree profile: Heart of Honor
After falling a nose shy of victory in the UAE Derby (G2) in Dubai, Heart of Honor passed on a start in the Kentucky Derby (G1) to await the Preakness (G1).
Racing
Preakness Stakes pedigree profile: Pay Billy
Back-to-back triumphs in the 1 1/16-mile Private Terms S. and 1 1/8-mile Federico Tesio S. have stamped Pay Billy as a contender for the 2025 Preakness (G1).
Racing
Preakness Stakes pedigree profile: Clever Again
It was striking to see Clever Again show talent on dirt with a blowout triumph over Grade 1 winner Gaming in the one-mile Hot Springs S.
Racing
Preakness Stakes pedigree profile: Goal Oriented
Back-to-back maiden and allowance optional claiming wins have thrust Goal Oriented into the picture as a 2025 Preakness (G1) contender.
Racing
Pedigree clues for 2025 Royal Palm Juvenile contests
Saturday marks just the third running of Gulfstream Park’s Royal Palm Juvenile S. and its fillies’ counterpart, but each turf dash has had an impact at Royal Ascot already.
Racing
Dosage Index and birthdates for 2025 Kentucky Derby contenders
I regard it as more akin to reading tea leaves than offering meaningful insights into a horse’s genetic inheritance, or aptitude for 1 1/4 miles on the first Saturday in May.
Racing
Kentucky Derby pedigree profile: Neoequos
Speed is a strong suit for Neoequos. But does he have the stamina to stretch out over 1 1/4 miles in the Kentucky Derby (G1)?
Racing
Kentucky Derby pedigree profile: Render Judgment
Render Judgment’s pedigree suggests he’ll stay 1 1/4 miles without issue, but does the stretch-running colt have enough speed to win the Kentucky Derby?
Racing
Kentucky Derby pedigree profile: Madaket Road
Does Madaket Road have the requisite stamina to race 1 1/4 miles in the Kentucky Derby? His pedigree suggests classic distances might be a little longer than ideal.
Racing
Kentucky Derby pedigree profile: Gosger
The final leg of the 2024-25 Road to the Kentucky Derby was the 1 1/16-mile Lexington (G3) at Keeneland, in which maiden winner Gosger successfully stepped up in class to win by two lengths.
Racing
Features
Kentucky Derby pedigree profile: Grande
Grande qualified for the 2025 Kentucky Derby (G1) via a strong runner-up finish in the 1 1/8-mile Wood Memorial (G2) at Aqueduct.
Racing
Kentucky Derby pedigree profile: Flying Mohawk
Can Flying Mohawk successfully switch from synthetic to dirt for the Kentucky Derby? His pedigree suggests it’s not a guarantee.
Racing
Kentucky Derby pedigree profile: River Thames
A review of River Thames' pedigree suggests stretching out over classic distances for the Triple Crown series could be a question mark.
Racing
Kentucky Derby pedigree profile: Publisher
Although Publisher has yet to win a race, he qualified for the Kentucky Derby (G1) via a runner-up finish in the Arkansas Derby (G1) and aims to become the first maiden to win the Kentucky Derby since 1933.
Racing
Kentucky Derby pedigree profile: Chunk of Gold
Homestretch rallies carried Chunk of Gold to runner-up finishes in the Louisiana Derby (G2) and Risen Star (G2) on the Road to the Kentucky Derby, earning the gray colt a spot in the 2025 Kentucky Derby (G1) starting gate.
Racing
Kentucky Derby pedigree profile: Rodriguez
Rodriguez emerged as a top-tier 2025 Kentucky Derby (G1) contender when leading from start to finish in the Wood Memorial (G2) on the Road to the Kentucky Derby.
Racing
Kentucky Derby pedigree profile: Admire Daytona
Japanese raider Admire Daytona displayed unwavering tenacity when taking his game on the road to the UAE Derby (G2) at Meydan in Dubai.
Racing
Kentucky Derby pedigree profile: Sandman
An eye-catching rally from behind a fast pace carried Sandman to victory in the 1 1/8-mile Arkansas Derby (G1) on the Road to the Kentucky Derby.
Racing
Kentucky Derby pedigree profile: Tappan Street
A well-timed rally carried Tappan Street to victory in the 1 1/8-mile Florida Derby (G1) on the Road to the Kentucky Derby, stamping the bay colt as the latest top-tier Kentucky Derby (G1) contender sired by Into Mischief.
Racing
Kentucky Derby pedigree profile: Tiztastic
Of all the horses taking aim at the 2025 Kentucky Derby (G1), Tiztastic boasts one of the most interesting pedigrees.
Racing
Kentucky Derby pedigree profile: Final Gambit
A terrific homestretch rally allowed Final Gambit to overcome a bumping start and dominate the Jeff Ruby Steaks (G3), his Road to the Kentucky Derby debut.
Racing
STUDY: Consolidation of sire lines among leading Thoroughbred stallions
The landscape of Thoroughbred breeding in the United States has changed since the turn of the century.
Racing
Kentucky Derby pedigree profile: American Promise
A 7 3/4-length demolition of the Virginia Derby at Colonial Downs launched American Promise into the Kentucky Derby (G1) picture.
Racing
Kentucky Derby pedigree profile: Owen Almighty
We know Owen Almighty has speed. But does he have the necessary stamina to win over 1 1/4 miles in the Kentucky Derby (G1)?
Racing
Kentucky Derby pedigree profile: Flood Zone
Are one-turn miles destined to be Flood Zone’s strong suit, or can he shine racing 1 1/4 miles around two turns in the Kentucky Derby (G1)?
Racing
STUDY: How Thoroughbred sire line success rates vary by racing surface
Do descendants of Northern Dancer, Mr. Prospector, and Bold Ruler exhibit surface preferences depending on which sire line they hail from? Let’s crunch some numbers and find out.
Racing
Kentucky Derby pedigree profile: Luxor Cafe
Luxor Cafe, a Triple Crown nominee based in Japan, could have Kentucky Derby (G1) aspirations after winning the Hyacinth S. and Fukuryu S. on the Japan Road to the Kentucky Derby.
Racing
Kentucky Derby pedigree profile: California Burrito
Switching back to dirt for the 2025 Kentucky Derby (G1) shouldn’t be a concern for California Burrito. But can he handle the Derby’s 1 1/4-mile distance?
Racing
Kentucky Derby pedigree profile: Getaway Car
A brief glance at the pedigree of Sunland Park Derby winner Getaway Car might lead to the conclusion he’s bred to shine racing classic distances.
Racing
Kentucky Derby pedigree profile: Magnitude
A 9 3/4-length demolition of the Risen Star (G2) has stamped Magnitude as a serious contender for the 2025 Kentucky Derby (G1).
Racing
Pedigree notebook: Nutella Fella’s genetic confection
Nutella Fella is by champion sprinter Runhappy, but his female line also features high-profile speedsters, suggesting a confluence of factors on top and bottom.
Racing
Kentucky Derby pedigree profile: John Hancock
John Hancock joined the Road to the Kentucky Derby with an unwavering performance in the 1 1/16-mile Sam F. Davis S. at Tampa Bay Downs.
Racing
Kentucky Derby pedigree profile: Burnham Square
Handicappers must answer an important question: can Burnham Square handle the testing 1 1/4-mile distance of the Kentucky Derby (G1)?
Racing
Kentucky Derby pedigree profile: Captain Cook
Can Captain Cook handle stretching out over 1 1/4 miles for the Kentucky Derby (G1)?
Racing
Kentucky Derby pedigree profile: Speed King
Speed King lived up to his name in the 1 1/16-mile Southwest (G3) on the Road to the Kentucky Derby, leading all the way to win the $1 million race by one length.
Racing
Pedigree notebook: Still more to come from Arrogate’s last crop
This Saturday’s Pegasus World Cup (G1) brings back memories of champion Arrogate, who blasted to a new track record in the 2017 edition at Gulfstream Park.
Racing
Kentucky Derby pedigree profile: Cyclone State
Cyclone State showed abundant early speed on his way to winning the Jerome S., a Road to the Kentucky Derby qualifier held over one mile at Aqueduct.
Racing
Kentucky Derby pedigree profile: Built
Built joined the Road to the Kentucky Derby with a gate-to-wire triumph in the 1 1/16-mile Gun Runner S. at Fair Grounds.
Racing
First-crop sires: Kale’s Angel heralds promise for Complexity
Complexity has furnished several additional stakes performers since our last installment, chief among them Kale’s Angel, who starred in the Advent S. on opening day at Oaklawn Park.
Racing
Kentucky Derby pedigree profile: Coal Battle
Sprints and short routes are clearly within the wheelhouse of Coal Battle. But can he handle the testing 1 1/4-mile distance of the 2025 Kentucky Derby (G1)?
Racing
Kentucky Derby pedigree profile: Myriad Love
A filly hasn’t contested the Kentucky Derby (G1) since Devil May Care finished 10th in 2010. That could potentially change in 2025.
Racing
Kentucky Derby pedigree profile: Poster
After opening his career with a pair of turf wins, Poster switched to dirt and joined the Road to the Kentucky Derby with a triumph in the Remsen (G2).
Racing
Kentucky Derby pedigree profile: First Resort
A pace-tracking victory in the 1 1/16-mile Kentucky Jockey Club (G2) suggests running long on dirt is First Resort’s true strong suit.
Racing
Kentucky Derby pedigree profile: Natural Rise
A brief glance at Natural Rise’s pedigree suggests he’s cut out for success on turf rather than dirt. But dig deeper, and dirt influences become evident.
Racing
Breeders’ Cup Sires: Into Mischief, Dubawi, More Than Ready in tie with Curlin
Hovering in the background of the 14 Breeders’ Cup events is another race of sorts – among sires, for the most wins at the championships.
Racing
2024 Breeders’ Cup: Curlin among past champions with progeny at Del Mar
One of the most fascinating elements of Thoroughbred racing is the genetic heritage of past champions on display in current runners. A case in point is the number of Breeders’ Cup winners who are now sires of contenders throughout the two-day championships at Del Mar.
Racing
Kentucky Derby pedigree profile: Chancer McPatrick
Chancer McPatrick ranks among the most accomplished two-year-olds of 2024 after winning the Hopeful (G1) and Champagne (G1).
Racing
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