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 4.2% 1.9%	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 4.2% 1.9%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	5.3%	99%
May 2025	Birth Size (Progeny expected to be born large or extra large)	5.4%	99%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.6 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	38.6 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-5.14 days	99%
May 2025	Gestation (Days between conception and birth)	-5.25 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.15	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.10	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.45%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.43%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.2% 1.9%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.2% 1.9%	99% 99%
Sep 2025	Birth Size	5.3%	99%
May 2025	Birth Size	5.4%	99%
Sep 2025	Birth Weight	38.6 kg	99%
May 2025	Birth Weight	38.6 kg	99%
Sep 2025	Gest	-5.14 days	99%
May 2025	Gest	-5.25 days	99%
Sep 2025	Mort	0.15	99%
May 2025	Mort	0.10	99%
Sep 2025	Maternal Calving Difficulty	5.45%	99%
May 2025	Maternal Calving Difficulty	5.43%	99%

30,347 total progeny records from 5,230 dairy contemporary groups

( 206,945 herdmate records from 5,115 dairy contemporary groups)

17,319 progeny ( 46,258 herdmates) born to heifers
4,480 progeny ( 45,043 herdmates) born to 2nd parity dam
8,548 progeny ( 115,644 herdmates) born to ≥3rd parity dam
50.5% progeny (50.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.7%, FR: 25.5%, JE: 6.8%, NR: 1.1%, OTHER: 1.8%	HO: 64.6%, FR: 23.8%, JE: 6.1%, NR: 1.2%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.6% 2.7%	6.5% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	738 Days 1123 Days 2116 Days	750 Days 1130 Days 2128 Days

959 total progeny records from 161 contemporary groups

( 9,192 herdmate records from 160 contemporary groups)

579 progeny ( 2,040 herdmates) born to heifers
124 progeny ( 2,003 herdmates) born to 2nd parity dam
256 progeny ( 5,149 herdmates) born to ≥3rd parity dam
49.8% progeny (50.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.6%, FR: 25.3%, JE: 6.4%, NR: 1.2%, OTHER: 1.1%	HO: 64.1%, FR: 23.8%, JE: 7.0%, NR: 1.3%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.3% 19.2% 19.8%	19% 19.1% 19.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.6kg 40.5kg 40.6kg	40.4kg 40.5kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	731 Days 1114 Days 2007 Days	747 Days 1121 Days 2085 Days

998 total progeny records from 135 contemporary groups

( 11,264 herdmate records from 135 contemporary groups)

627 progeny ( 2,473 herdmates) born to heifers
106 progeny ( 2,573 herdmates) born to 2nd parity dam
265 progeny ( 6,218 herdmates) born to ≥3rd parity dam
50.1% progeny (47.5% herdmates) were males
Dam Info