Date of Evaluation	Trait	PTA	Reliability
Sep 2025	Calving Difficulty(Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.1%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.1%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.2%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.1%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.3 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	38.4 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-4.34 days	99%
May 2025	Gestation (Days between conception and birth)	-4.37 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.09	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.15	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.86%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.80%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.1%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.1%	99% 99%
Sep 2025	Birth Size	15.2%	98%
May 2025	Birth Size	15.1%	98%
Sep 2025	Birth Weight	38.3 kg	97%
May 2025	Birth Weight	38.4 kg	97%
Sep 2025	Gest	-4.34 days	99%
May 2025	Gest	-4.37 days	99%
Sep 2025	Mort	-0.09	99%
May 2025	Mort	-0.15	99%
Sep 2025	Maternal Calving Difficulty	5.86%	99%
May 2025	Maternal Calving Difficulty	5.80%	99%

4,223 total progeny records from 610 dairy contemporary groups

( 51,280 herdmate records from 603 dairy contemporary groups)

698 progeny ( 4,300 herdmates) born to heifers
995 progeny ( 12,564 herdmates) born to 2nd parity dam
2,530 progeny ( 34,416 herdmates) born to ≥3rd parity dam
54.2% progeny (51.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.7%, FR: 20.5%, JE: 14.1%, NR: 1.7%, OTHER: 1.9%	HO: 59.8%, FR: 21.2%, JE: 12.5%, NR: 2.3%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.5% 2.4%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	734 Days 1111 Days 2055 Days	739 Days 1119 Days 2128 Days

216 total progeny records from 33 contemporary groups

( 2,992 herdmate records from 33 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.2%, FR: 18.2%, JE: 15.7%, NR: 2.0%, OTHER: 2.1%	HO: 63.7%, FR: 18.2%, JE: 13.2%, NR: 1.1%, OTHER: 1.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19% 17.5% 17.2%	17.6% 17.7% 18.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.8kg 39.2kg 39kg	39.6kg 39.6kg 39.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	764 Days 1122 Days 2058 Days	739 Days 1112 Days 2127 Days

140 total progeny records from 19 contemporary groups

( 2,793 herdmate records from 18 contemporary groups)