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 7.3% 2.7%	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 7.3% 2.7%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.3%	99%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.4%	99%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.5 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-5.64 days	99%
May 2025	Gestation (Days between conception and birth)	-5.74 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.26	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)	5.40%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.41%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 2.7%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 2.7%	99% 99%
Sep 2025	Birth Size	22.3%	99%
May 2025	Birth Size	22.4%	99%
Sep 2025	Birth Weight	41.5 kg	99%
May 2025	Birth Weight	41.6 kg	99%
Sep 2025	Gest	-5.64 days	99%
May 2025	Gest	-5.74 days	99%
Sep 2025	Mort	-0.26	99%
May 2025	Mort	-0.30	99%
Sep 2025	Maternal Calving Difficulty	5.40%	99%
May 2025	Maternal Calving Difficulty	5.41%	99%

40,358 total progeny records from 7,516 dairy contemporary groups

( 414,956 herdmate records from 7,452 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.2%, FR: 21.0%, JE: 2.8%, NR: 0.6%, OTHER: 1.3%	HO: 71.4%, FR: 21.1%, JE: 3.5%, NR: 0.6%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.7%	6.3% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	760 Days 1132 Days 2183 Days	752 Days 1132 Days 2177 Days

2,232 total progeny records from 495 contemporary groups

( 26,980 herdmate records from 494 contemporary groups)

147 progeny ( 5,791 herdmates) born to heifers
563 progeny ( 5,713 herdmates) born to 2nd parity dam
1,522 progeny ( 15,476 herdmates) born to ≥3rd parity dam
50.5% progeny (49.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.3%, FR: 21.5%, JE: 2.5%, NR: 1.0%, OTHER: 1.0%	HO: 71.1%, FR: 21.6%, JE: 2.8%, NR: 0.8%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.3% 18.9% 19.4%	19% 19% 19.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.8kg 40.7kg 40.9kg	40.8kg 40.9kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	763 Days 1122 Days 2185 Days	750 Days 1131 Days 2190 Days

1,179 total progeny records from 205 contemporary groups

( 14,489 herdmate records from 205 contemporary groups)

88 progeny ( 2,751 herdmates) born to heifers
265 progeny ( 2,934 herdmates) born to 2nd parity dam
826 progeny ( 8,804 herdmates) born to ≥3rd parity dam
46.1% progeny (48.7% herdmates) were males
Dam Info