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 4.8% 2.3%	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 4.8% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.6%	99%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.6%	99%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.5 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	39.6 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-5.59 days	99%
May 2025	Gestation (Days between conception and birth)	-5.63 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.58	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.58	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.98%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.92%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.8% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.8% 2.3%	99% 99%
Sep 2025	Birth Size	13.6%	99%
May 2025	Birth Size	13.6%	99%
Sep 2025	Birth Weight	39.5 kg	99%
May 2025	Birth Weight	39.6 kg	99%
Sep 2025	Gest	-5.59 days	99%
May 2025	Gest	-5.63 days	99%
Sep 2025	Mort	-0.58	99%
May 2025	Mort	-0.58	99%
Sep 2025	Maternal Calving Difficulty	4.98%	99%
May 2025	Maternal Calving Difficulty	4.92%	99%

12,666 total progeny records from 2,734 dairy contemporary groups

( 154,967 herdmate records from 2,713 dairy contemporary groups)

3,869 progeny ( 21,929 herdmates) born to heifers
2,503 progeny ( 33,771 herdmates) born to 2nd parity dam
6,294 progeny ( 99,267 herdmates) born to ≥3rd parity dam
42% progeny (48.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.5%, FR: 27.2%, JE: 2.4%, NR: 1.0%, OTHER: 1.3%	HO: 66.6%, FR: 26.3%, JE: 3.0%, NR: 0.9%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.6%	6.3% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	734 Days 1109 Days 2133 Days	742 Days 1117 Days 2187 Days

1,062 total progeny records from 238 contemporary groups

( 15,607 herdmate records from 238 contemporary groups)

307 progeny ( 3,264 herdmates) born to heifers
234 progeny ( 3,183 herdmates) born to 2nd parity dam
521 progeny ( 9,160 herdmates) born to ≥3rd parity dam
41.4% progeny (47.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.7%, FR: 26.0%, JE: 2.5%, NR: 1.1%, OTHER: 1.1%	HO: 68.4%, FR: 24.5%, JE: 2.7%, NR: 0.9%, OTHER: 1.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.8% 19% 18.8%	19% 19% 19.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.8kg 40.8kg 41.1kg	40.9kg 40.9kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1114 Days 2106 Days	741 Days 1115 Days 2181 Days

638 total progeny records from 107 contemporary groups

( 8,855 herdmate records from 107 contemporary groups)

220 progeny ( 1,951 herdmates) born to heifers
137 progeny ( 1,725 herdmates) born to 2nd parity dam
281 progeny ( 5,179 herdmates) born to ≥3rd parity dam
43.7% progeny (47.7% herdmates) were males
Dam Info