As the 2026 breeding season moves towards its conclusion, it is worth taking a closer look at the second-season sires who look elite prospects, ones that are beginning to make their mark, and those who could represent an opportunity for breeders prepared to look beyond the obvious choices.
Some have already established themselves at the top level, with Home Affairs standing tall, while others have also sired winners at the elite level and some are beginning to show encouraging signs as their progeny mature and develop.
In a commercial market that can make judgements quickly, opportunities can emerge for breeders prepared to do their homework and take a measured risk on stallions whose stock are heading in the right direction. The current crop of second-season sires certainly provides several worthy candidates for closer investigation.
There is also plenty of historical precedent for exercising patience. Not A Single Doubt did not produce his first stakes winner until the very end of his second season, yet went on to become a breed-shaping influence, leaving an important legacy through his son Extreme Choice and the exciting young G1 Golden Slipper winning sire Farnan. Those prepared to support him during his earlier years were ultimately rewarded with an outstanding stallion.
Another relatively late bloomer was Savabeel, who took a little time to hit his straps before developing into the Champion he would ultimately become.
The lesson is that early commercial perceptions do not always tell the full story, and there can be considerable upside in identifying stallions whose progeny are beginning to hit their stride.
Who is stepping up on the track?
In the 2026/27 season so far, 29 second-season sires have had runners in Australia, with 24 of those having sired a winner.
Of that group, seven have produced a stakes winner, with Home Affairs the only stallion to sire more than one individual stakes winner, with Natural Fling heading his four individual stakes winners this season already.
There have also been some significant milestones among the group, with Sword Of State, Pinatubo (Ire) and St Mark’s Basilica (Fr) all producing Group 1 winners from their first crop of 3-year-olds this season, with Warwoven, Global Goal and Saintly Dancer respectively. That is no mean feat at this stage of their stud careers.
Guest House | Image courtesy of Georgia Young Photography
Home Affairs, of course, already had Guest House win the G1 Golden Slipper as a 2-year-old last season. He subsequently won the G3 San Domenico Stakes first-up as a 3-year-old before adding the G1 Golden Rose to his record, so there could still be more to come before the season is out.
While racetrack performance is an important part of the equation, fertility could also become a determining variable at this stage of the breeding season. For late covers, strong fertility figures can translate into a greater chance of achieving a one-cycle positive and producing a late foal. It is another factor breeders should keep firmly in mind when weighing up their options.
| Home Affairs | $176,000 (inc. GST) | 1 | 5 | 28 |
| Pinatubo | $27,500 (inc. GST) | 1 | 2 | 15 |
| St Mark's Basilica | $38,500 (inc. GST) | 1 | 2 | 11 |
| Sword Of State | NZ$50,000 (+ GST) | 1 | 2 | 5 |
| Stay Inside | $66,000 (inc. GST) | 0 | 3 | 18 |
| Wild Ruler | $27,500 (inc. GST) | 0 | 2 | 29 |
| Captivant | $11,000 (inc. GST) | 0 | 2 | 6 |
Home Affairs leading the way
Last season's Champion First Season Sire, Home Affairs, narrowly missed out on being Australia's Champion 2-year-old Sire, finishing just behind the Champion Snitzel, emphasising the season he had.
He has continued to impress this season, having sired four individual Group winners in Natural Fling, Marrfiano, Guest House and Amelia's Affair. His overall tally now sits at 32 winners, including seven stakes winners, at an 8.6% stakes winners-to-runners percentage.
Home Affairs | Standing at Coolmore Stud
Home Affairs himself developed from a smart 2-year-old into a dual Group 1-winning 3-year-old, and there is every reason to expect his progeny to continue improving as the season progresses.
He has also been a highly sought-after stallion from the outset, serving 432 mares throughout the 2024 and 2025 breeding seasons, ensuring there is no shortage of numbers coming through in the years ahead.
Home Affairs has been standing at $176,000 (inc. GST) at Coolmore Stud in the Hunter Valley throughout the 2026 breeding season.
Pinatubo earns his Group 1 credentials
The exciting Pinatubo had to settle for second behind the aforementioned Home Affairs in the battle for first-season sire honours by prizemoney last season, finishing with five winners.
His leading performer was the G2 Sires' Produce Stakes-placed Zambales, a half-brother to the G1 The Everest heroine Tempted (Street Boss {USA}), Zambales also ran fourth in both the G1 Blue Diamond Stakes and G1 Champagne Stakes as a 2-year-old.
It has been little surprise to see his progeny develop into classy 3-year-olds, given Pinatubo himself was a dual Group 1-winning 2-year-old who trained on to win over 1400 metres as a 3-year-old in France. He also placed in strong 3-year-old Group 1 mile races, including the G1 St James's Palace Stakes, G1 Prix du Moulin de Longchamp and G1 The Two Thousand Guineas.
Pinatubo (Ire) | Standing at Darley Stud
His current season has been highlighted by the outstanding filly Global Goal, who captured the G1 Flight Stakes before placing in the G1 Spring Champion Stakes over 2000 metres.
Pinatubo has had 13 individual winners this season, with other stakes performers including Sequinned, who takes her place in the G3 Thoroughbred Breeders' Stakes at Sandown this weekend, Icy You and Pin Up Sheila. He has also made his presence felt in New Zealand, producing the Group-placed fillies Fiamma and Pinafore.
He has served 180 mares over the last two breeding seasons and has posted encouraging fertility figures of 82.4% in 2024 and 85.3% from the 68 mares returned from the 90 overall last season.
At $27,500 inc. GST at Darley Stud this season, Pinatubo looks very much a value play, particularly given the quality of his emerging 3-year-old crop and the Group 1 credentials now attached to his name.
Sword Of State looks Group 1 value across the ditch
Cambridge Stud's Group 1-winning 2-year-old son of Snitzel, Sword Of State, presents an interesting proposition for Australian breeders, particularly given the success he is enjoying across both sides of the Tasman.
Although standing in New Zealand, he sits prominently in the Australian second-season sire standings, largely thanks to his G1 Golden Rose and G1 Caulfield Guineas-winning son Warwoven, one of three winners he has produced in Australia this season.
Sword Of State | Standing at Cambridge Stud
Warwoven is undoubtedly a star, having progressed from winning the G3 Pago Pago Stakes as a 2-year-old to claim the Group 1 double as a 3-year-old, also adding the G2 Run To The Rose along the way.
Sword Of State has also produced Sword Of Stars (NZ), who captured a Group 3 race in New Zealand this season and looks a leading chance in the G1 New Zealand 2000 Guineas this weekend at Riccarton.
Sword Of State is standing at Cambridge Stud, having served 308 mares across the 2024 and 2025 seasons. His current fee is NZ50,000(+GST), approximatelyAU40,000 (+GST).
When a stallion can produce a horse of Warwoven's quality, that fee certainly warrants consideration, particularly for breeders prepared to look across the Tasman for their next opportunity.
Warwoven | Image courtesy of The Image Is Everything
St Mark's Basilica: Group 1 class coming through
As a first-season sire last year, it was Tasmanian star Aristopolos who helped put St Mark's Basilica on the map in Australia. This season, however, he has a new headline performer in Saintly Dancer, winner of the G1 Thousand Guineas and G2 Edward Manifold Stakes.
St Mark's Basilica himself was a Group 1 winner at two, but arguably reached his best form at three, when he captured the G1 Prix du Jockey Club, G1 Irish Champion Stakes, G1 Poule d'Essai des Poulains and G1 Eclipse Stakes over distances ranging from 1600 metres to 2100 metres.
His own racing profile always suggested he would produce progeny with scope and the capacity to improve with time, and that is beginning to become evident.
St Mark's Basilica (Fr) | Standing at Coolmore Stud
He has sired seven winners this season and has also left some very exciting 3-year-olds in New Zealand, including Mark Him Down and Gigi's Prayer (NZ). Both look capable of developing into Summer or Autumn black type prospects, particularly once they step out to 2000 metres.
St Mark's Basilica served 231 mares throughout the 2024 and 2025 seasons and has stood at a fee of $38,500 (inc. GST) this season.
With his progeny seemingly well suited to the latter stages of their 3-year-old season and beyond, there is a strong case for considering him as a stallion whose stock could continue to improve as they mature.
Wild Ruler continues to deliver winners
Wild Ruler is proving himself to be a remarkably reliable producer of winners, with 21 winners from only 42 runners this season, representing an impressive 50% winners-to-runners strike rate. That is clearly the best among the second-season sires.
He is yet to produce a stakes winner or stakes performer in Australia this season, but last year provided a glimpse of what he can achieve, with Stretan Ruler winning the G2 Silver Slipper Stakes and Queen Regent capturing the Listed Woodlands Stakes. Savage Look also added a Listed placing in the Lonhro Plate.
Wild Ruler | Standing at Newgate Farm
Wild Ruler himself trained on to win the G1 Moir Stakes, while his sire Snitzel proved capable of producing horses who could perform across a variety of distances and racing conditions. That background provides plenty of encouragement that Wild Ruler's progeny may continue to improve with age.
He is standing at Newgate Farm this season at a fee of $27,500 (inc. GST). Across the 2024 and 2025 breeding seasons, he served 195 mares, meaning there should be plenty more representatives coming through in the years ahead.
Stay Inside and Captivant have produced their standouts
Two other second-season sires who have put their names forward this season through individual performers are Stay Inside, who has produced the Bjorn Baker-trained flying filly Blue Door, and Captivant, whose daughter Caddington has captured Listed success and looks to add to her record in the G3 Thoroughbred Breeders' Stakes at Sandown on Saturday.
Stay Inside made a significant impact with his first crop of 2-year-olds last season, producing eight winners from only 30 starters, headed by the precocious G3 Breeders' Plate winner Incognito.
Stay Inside | Standing at Newgate Farm
He has yet to quite reach those heights this season, but Blue Door has certainly shown her class, winning the G3 Heritage Stakes and placing in both the G3 San Domenico Stakes and Listed Rosebud. He has also had Harry Lime and Our Emperor both finish third at Listed level.
Stay Inside served 359 mares throughout the 2024 and 2025 breeding seasons, so the numbers are certainly on his side. Given the quality he has already shown he can produce, it would be no surprise to see him climb the second-season premiership as the season progresses.
Captivant is a little less exposed, with only 2 winners this season, but one of them is Caddington, and the Liam Howley-trained filly looks a particularly smart prospect and she puts her credentials on the line in the G3 Thoroughbred Breeders' Stakes at Sandown on Saturday.
Captivant | Standing at Vinery Stud
Captivant stands at Vinery Stud at a modest fee of $11,000 (inc. GST). From his two crops to race, he has sired two stakes winners, with Vantorix winning the G2 Spirit Of Boom Classic last season, alongside six winners in total.
At that sort of fee, and with a stakes-winning performer already emerging from his second crop, Captivant remains worthy of consideration for breeders looking for value beyond the more obvious options.
