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 6.6% 2.6%	93% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.6%	93% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.6%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.5%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.8 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	39.0 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-4.45 days	99%
May 2025	Gestation (Days between conception and birth)	-4.45 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.36	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.37	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.54%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.60%	90%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.6%	93% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.6%	93% 97%
Sep 2025	Birth Size	17.6%	94%
May 2025	Birth Size	17.5%	93%
Sep 2025	Birth Weight	38.8 kg	92%
May 2025	Birth Weight	39.0 kg	92%
Sep 2025	Gest	-4.45 days	99%
May 2025	Gest	-4.45 days	99%
Sep 2025	Mort	-0.36	99%
May 2025	Mort	-0.37	99%
Sep 2025	Maternal Calving Difficulty	4.54%	91%
May 2025	Maternal Calving Difficulty	4.60%	90%

1,479 total progeny records from 324 dairy contemporary groups

( 36,787 herdmate records from 324 dairy contemporary groups)

196 progeny ( 2,411 herdmates) born to heifers
540 progeny ( 8,713 herdmates) born to 2nd parity dam
743 progeny ( 25,663 herdmates) born to ≥3rd parity dam
41% progeny (47.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.6%, FR: 21.4%, JE: 11.0%, NR: 0.8%, OTHER: 1.0%	HO: 64.2%, FR: 21.8%, JE: 10.7%, NR: 0.7%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.4% 2.4%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	739 Days 1102 Days 2066 Days	742 Days 1111 Days 2155 Days

78 total progeny records from 24 contemporary groups

( 1,827 herdmate records from 24 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 61.8%, FR: 22.7%, JE: 13.0%, NR: 0.2%, OTHER: 0.5%	HO: 64.2%, FR: 22.5%, JE: 10.2%, NR: 0.5%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.6% 18% 18.7%	18.7% 18.4% 18.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39kg 40.1kg 39.9kg	40.1kg 40.2kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1114 Days 1954 Days	743 Days 1109 Days 2166 Days

72 total progeny records from 15 contemporary groups

( 2,676 herdmate records from 15 contemporary groups)