| 2021 | Feb | 9 | Retreat to the Beach Sale | Ft. Lauderdale, FL | Managed by: Lamoureaux & Associates | ||
| 2021 | Feb | 12 | Cal Poly Showcase Tag Sale | San Luis Obispo, CA | |||
| 2021 | Feb | 12 | 12:00 noon | New York Holstein ET Sale | Cowbuyer.com | Auctioneer: Dave Rama | |
| 2021 | Feb | 13 | 11:00am | Holstein Quebec Embryo Sale | Saint Hyacinthe, QC | Managed by: Holstein Quebec | |
| 2021 | Feb | 13 | 12:30pm | Gil-Tex Stampede III | Cowbuyer.com | Turlock, CA | Managed by: Gil-Tex Holsteins Co-Managed by: MD Hillbrook |
| 2021 | Feb | 18 | 12:00 noon | Bright Futures 3 Sale | Naples, FL | Managed by: MD-Hillbrook / Borderview Sales Alliance | |
| 2021 | Feb | 18-20 | Intense-Fortale Tag Sale | Ferme Intense | Sainte Brigitte des Saults, QC | Managed by Ferme Intense & Ferme Fortale Holstein | |
| 2021 | Feb | 19 | 6:00pm | Breeder Select Sale | Plum Line Holsteins and Guest Consignments | Muncy, PA | Managed by: Fraleys Auction |
| 2021 | Feb | 19-20 | Heritage Dairy Complete Dispersal | Online bidding | Senatobia, MS | ||
| 2021 | Feb | 20 | The Jersey Event Online Embryo Extravaganza & Semen Sale | Cowbuyer.com | Managed by: Michael Heath & Jake Spatz | ||
| 2021 | Feb | 20 | Woodruff Jersey Farm 1st Annual Heifer Sale | Cowbuyer.com | |||
| 2021 | Feb | 21-22 | Florida State Fair Open & Jersey Show | Florida State Fairgrounds | Tampa, FL | ||
| 2021 | Feb | 27 | 6:00pm | Kick It Sideways @ The King Docs are Unstopabull in a Thunderstorm Sale | Ten Sixty Stables | Uxbridge, ON | Managed by: Barclay Phoenix |
| 2021 | Feb | 28 | Spring Phenomenon Tag Sale | Somerset, PA | |||
| 2021 | Mar | 4 | 12:00 noon EST | Fun in the Sun Winterfest Online Sale | Sarasota, FL | ||
| 2021 | Mar | 4-6 | Sheeknoll+Sunkist Tag Sale | Hosted by: Sunkist Acres & Willvue Genetics | |||
| 2021 | Mar | 6 | Purple Ribbon Classic Sale | online bidding | Marshfield, WI | ||
| 2021 | Mar | 6 | 1st Impressions at the Interstate | Hagerstown, MD | Co-Managed by: Interstate Heifer Care & MD-Hilbrook | ||
| 2021 | Mar | 9-12 | Western Canadian Dairy Seminar | Sheraton Hotel | Red Deer, AB | ||
| 2021 | Mar | 13 | Spotlight Selections Sale | ||||
| 2021 | Mar | 13 | Hardcore Selection Sale | Muncy, PA | |||
| 2021 | Mar | 15 | Rock the Ledge Online Auction | Fercrest & Kamps Rx Genetics | Managed by: CattleClub.com | ||
| 2021 | Mar | 18 | Gen-Ace Holsteins Complete Dispersal | Online Bidding | |||
| 2021 | Mar | 19 | Running for Red Sale | CattleClub.com | Hosted by: Ferme Petitclerc & Winright Holsteins | ||
| 2021 | Mar | 19 | British Columbia Holstein Spring Show | Chilliwack Heritage Park | Chilliwack, BC | ||
| 2021 | Mar | 19-20 | Kilgus Dairy Tag Sale | Kilgus Dairy | Fairbury, IL | ||
| 2021 | Mar | 20 | Opsal's Ridge Online Auction II | Blue Mounds, WI | Managed by: CattleClub.com | ||
| 2021 | Mar | 20 | 11:00am | Tennessee Spring Spectacular Sale | James E. Ward Ag Center - Wilson Co. Fairgrounds | Lebanon, TN | Managed by: Tennessee Holstein Association |
| 2021 | Mar | 23 | Spring Fashions at the Northern | Fond du Lac, WI | Managed by: Great Northern Land & Cattle Co., Inc. | ||
| 2021 | Mar | 26 | 2021 Badger Invitational Sale - Platinum Collection | Cowbuyer.com | Madison, WI | Managed by: MD Hillbrook | |
| 2021 | Mar | 26-27 | Calves for a Cause Online Sale | CattleClub.com | Ingersoll, ON | Managed by: Darryl Markus, Markridge Holsteins | |
| 2021 | Mar | 31 | 11:00am | Holstein USA National Judges Conference | The Fairgrounds | Hamburg, NY | |
| 2021 | Mar | 31 | 5:00pm | New York Spring Sale | The Fairgrounds | Hamburg, NY | |
| 2021 | Apr | 1-3 | New York Spring Dairy Carousel | The Fairgrounds | Hamburg, NY | ||
| 2021 | Apr | 1-3 | Ohio Spring Dairy Expo | Pickaway County Fairgrounds | Circleville, OH | ||
| 2021 | Apr | 3 | 8:00am | Northeast Spring National Holstein Show | The Fairgrounds | Hamburg, NY | Judge: Yan Jacobs, Cap Sante, QC |
| 2021 | Apr | 5-10 | Southern National Holstein & Jersey Show | Stillwater, OK | |||
| 2021 | Apr | 6 | Genetic Evaluation Release | ||||
| 2021 | Apr | 7-8 | Canadian Dairy Expo | Stratford Rotary Complex | Stratford, ON | ||
| 2021 | Apr | 10 | Illinois PDCA Sale | Livingston County Fairgrounds | Pontiac, IL | ||
| 2021 | Apr | 17 | Indiana Holstein State Sale | Online bidding, Nor-Bert Farms | Bremen, IN | ||
| 2021 | Apr | 17 | Quest for the Franchise Kind at Maple-Leigh | Maple-Leigh Futures | Delavan, WI | Managed by: Great Northern Land & Cattle Co., Inc. | |
| 2021 | Apr | 21-22 | Ontario Spring Discovery Show | Ancaster, ON | |||
| 2021 | Apr | 22 | 11:00am | Woodmansees Top 100 Sale | At the Farm | Preston, CT | Managed by: Md-Hillbrook / Borderview Genetics Sales Alliance |
| 2021 | Apr | 22-23 | Selections of Skycrest with guest consignments | uniquedesignsandmarketing.com | Athabasca, AB | ||
| 2021 | Apr | 24 | 7:00pm | Born To Show Sale | Crawford Co. Fairgrounds | Crawford County, PA | Hosted by: Crawford Co. Holstein Association |
| 2021 | Apr | 24 | Bricco's Talk of the Town Sale II | Marion, WI | Managed by: Great Northern Land & Cattle Co. | ||
| 2021 | Apr 28 - | May 1 | Wisconsin Dairy Showcase | Alliant Energy Center | Madison, WI | ||
| 2021 | May | 1 | Catoctin Mountain All Breed Calf Sale | online bidding | Thurmont, MD | ||
| 2021 | May | 1 | Pennsylvania Spring Show | Centre County Grange Fairgrounds | Centre Hall, PA | Judge: Pat Lundy, NY | |
| 2021 | May | 8 | The Best of Triple-T & Heath Sale | Pickaway Ag & Event Center | Circleville, OH | Managed by: Triple-T & Heath | |
| 2021 | May | 8 | Heart of the Wheel Sale | Green Co. Fairgrounds | Monroe, WI | Managed by: Green Co (WI) Holstein Breeders | |
| 2021 | May | 12 | 6:00pm | Western National Heritage Sale | Richmond, UT | ||
| 2021 | May | 13-14 | Western Spring National Holstein Show | Richmond, UT | Judge: Eddie Bue, WI | ||
| 2021 | May | 15-16 | Midwest Quality Colors Spring Show | Monroe, WI | |||
| 2021 | May | 21 | 10:30am | VT Pond View Farm Complete Dispersal | At the Farm | Danville, VT | Managed by: Tim & Sharyn Abbott |
| 2021 | May | 24 | Southern Selection Sale | Taylor Jersey Farm | Booneville, MS | ||
| 2021 | June | 4 | Mid-Atlantic Brown Swiss Calf Sale | Washington County Ag Center | Hagerstown, MD | ||
| 2021 | June | 5 | Maryland Brown Swiss Invitational Show | Washington County Ag Center | Hagerstown, MD | ||
| 2021 | June | 12-15 | National Guernsey Convention | Seven Springs, PA | |||
| 2021 | June | 18 | Favorites of Fairmont | online bidding | East Montpelier, VT | ||
| 2021 | June | 19-24 | Holstein Association USA National Convention | Lancaster Marriott at Penn Square | Lancaster, PA | ||
| 2021 | June | 23-24 | Ontario Holstein AGM | Grand River Raceway | Elora, ON | ||
| 2021 | Jul | 2 | 7:00pm | Monumental Success Sale - 40th Anniversary Edition | Juniper Farms, Inc. | Gray, ME | |
| 2021 | Jul | 6-10 | Minnesota State Holstein Show | Worthington, MN | |||
| 2021 | Jul | 7-9 | Illinois Championship Show | Bloomington, IL | |||
| 2021 | Jul | 7-10 | Holstein Canada National Convention | Delta Hotel Ottawa City Centre | Ottawa, ON | ||
| 2021 | Jul | 9 | National Convention Sale | Metcalfe Fairgrounds | Metcalfe, ON | ||
| 2021 | Jul | 10 | National Convention Show | Metcalfe Fairgrounds | Metcalfe, ON | ||
| 2021 | Jul | 11-14 | New England Summer Show & Youth Showcase | Hopkinton State Fairgrounds | Hopkinton, NH | ||
| 2021 | July | 17 | Holstein Quebec Branch Picnic | JM Valley Holstein | Amqui, QC | ||
| 2021 | Aug | 10 | Genetic Evaluation Release | ||||
| 2021 | Aug | 20 | The Jersey Event Sale | Lebanon Valley Exposition Center & Fairgrounds | Lebanon, PA | Managed by: Michael Heath and Jake & Megan Spatz | |
| 2021 | Aug | 21-22 | The Jersey Event Show | Lebanon Valley Exposition Center & Fairgrounds | Lebanon, PA | ||
| 2021 | Aug | 23-26 | Supreme Dairy Show | Saint-Hyacinthe Fairgrounds | Saint-Hyacinthe, QC | ||
| 2021 | Aug | 23-27 | Wisconsin Championship Shows | Alliant Energy Center | Madison, WI | ||
| 2021 | Aug | 24-28 | Western Canadian Classic | Keystone Center | Brandon, MB | ||
| 2021 | Sep | 18-21 | All-American Dairy Show | Farm Show Complex | Harrisburg, PA | ||
| 2021 | Sep-Oct | 28-2 | World Dairy Expo | Alliant Energy Center | Madison, WI | ||
| 2021 | Oct | 14 | Eastern Ontario/Western Quebec Championship Show | Metcalfe Fairgrounds | Metcalfe, ON | ||
| 2021 | Nov | 5-14 | Royal Agricultural Winter Fair | Exhibition Place | Toronto, ON | ||
| 2021 | Dec | 7 | Genetic Evaluation Release | ||||
