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 5.9% 2.5%	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 5.9% 2.5%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.0%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.0%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.81 days	99%
May 2025	Gestation (Days between conception and birth)	-4.83 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.27	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.30	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.20%	97%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.06%	97%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.5%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.5%	99% 99%
Sep 2025	Birth Size	18.0%	98%
May 2025	Birth Size	18.0%	98%
Sep 2025	Birth Weight	41.3 kg	96%
May 2025	Birth Weight	41.3 kg	96%
Sep 2025	Gest	-4.81 days	99%
May 2025	Gest	-4.83 days	99%
Sep 2025	Mort	-0.27	99%
May 2025	Mort	-0.30	99%
Sep 2025	Maternal Calving Difficulty	4.20%	97%
May 2025	Maternal Calving Difficulty	4.06%	97%

6,157 total progeny records from 1,649 dairy contemporary groups

( 97,927 herdmate records from 1,639 dairy contemporary groups)

1,256 progeny ( 9,440 herdmates) born to heifers
1,393 progeny ( 21,574 herdmates) born to 2nd parity dam
3,508 progeny ( 66,913 herdmates) born to ≥3rd parity dam
46% progeny (49.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.2%, FR: 21.7%, JE: 2.0%, NR: 0.4%, OTHER: 0.9%	HO: 72.0%, FR: 21.5%, JE: 2.8%, NR: 0.6%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.6%	6.4% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	741 Days 1113 Days 2135 Days	743 Days 1121 Days 2206 Days

470 total progeny records from 130 contemporary groups

( 9,012 herdmate records from 130 contemporary groups)

111 progeny ( 1,727 herdmates) born to heifers
86 progeny ( 1,772 herdmates) born to 2nd parity dam
273 progeny ( 5,513 herdmates) born to ≥3rd parity dam
46.2% progeny (48.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.2%, FR: 23.0%, JE: 1.5%, NR: 0.7%, OTHER: 1.0%	HO: 70.8%, FR: 23.3%, JE: 2.3%, NR: 0.7%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.2% 19.2% 19.6%	18.9% 19.1% 19.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 40.9kg 41.1kg	40.9kg 40.9kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1104 Days 2153 Days	743 Days 1114 Days 2188 Days

161 total progeny records from 42 contemporary groups

( 3,895 herdmate records from 42 contemporary groups)