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 3.0% 1.5%	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 3.0% 1.5%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	3.3%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	3.1%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	32.9 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	33.0 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-2.55 days	99%
May 2025	Gestation (Days between conception and birth)	-2.58 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.49	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.42	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)	4.94%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.0% 1.5%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.0% 1.5%	99% 99%
Sep 2025	Birth Size	3.3%	96%
May 2025	Birth Size	3.1%	96%
Sep 2025	Birth Weight	32.9 kg	99%
May 2025	Birth Weight	33.0 kg	99%
Sep 2025	Gest	-2.55 days	99%
May 2025	Gest	-2.58 days	99%
Sep 2025	Mort	0.49	99%
May 2025	Mort	0.42	99%
Sep 2025	Maternal Calving Difficulty	4.98%	99%
May 2025	Maternal Calving Difficulty	4.94%	99%

7,963 total progeny records from 1,258 dairy contemporary groups

( 71,352 herdmate records from 1,245 dairy contemporary groups)

2,737 progeny ( 14,487 herdmates) born to heifers
1,260 progeny ( 18,253 herdmates) born to 2nd parity dam
3,966 progeny ( 38,612 herdmates) born to ≥3rd parity dam
45.2% progeny (50.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.4%, FR: 17.4%, JE: 8.3%, NR: 2.4%, OTHER: 2.4%	HO: 58.0%, FR: 15.8%, JE: 18.3%, NR: 2.8%, OTHER: 2.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.8%	6% 2.4% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	731 Days 1124 Days 2207 Days	741 Days 1120 Days 2066 Days

13 total progeny records from 7 contemporary groups

( 553 herdmate records from 7 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.0%, FR: 18.9%, JE: 7.8%, NR: 3.0%, OTHER: 1.2%	HO: 57.7%, FR: 17.8%, JE: 16.2%, NR: 3.9%, OTHER: 1.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.8% 21% 23.1%	17.5% 17.4% 16.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.6kg 40.1kg 40.6kg	39.8kg 39.9kg 40.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1134 Days 2193 Days	739 Days 1118 Days 2019 Days

414 total progeny records from 59 contemporary groups

( 6,558 herdmate records from 59 contemporary groups)

205 progeny ( 1,655 herdmates) born to heifers
43 progeny ( 1,641 herdmates) born to 2nd parity dam
166 progeny ( 3,262 herdmates) born to ≥3rd parity dam
44% progeny (46.9% herdmates) were males
Dam Info