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 5.2% 2.2%	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 5.3% 2.2%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	9.8%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	9.3%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.4 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	38.5 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-1.71 days	99%
May 2025	Gestation (Days between conception and birth)	-1.74 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	1.47	99%
May 2025	Mortality (Calves dead at or soon after birth)	1.44	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.95%	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 5.2% 2.2%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.2%	99% 99%
Sep 2025	Birth Size	9.8%	96%
May 2025	Birth Size	9.3%	96%
Sep 2025	Birth Weight	38.4 kg	98%
May 2025	Birth Weight	38.5 kg	98%
Sep 2025	Gest	-1.71 days	99%
May 2025	Gest	-1.74 days	99%
Sep 2025	Mort	1.47	99%
May 2025	Mort	1.44	99%
Sep 2025	Maternal Calving Difficulty	4.95%	99%
May 2025	Maternal Calving Difficulty	4.92%	99%

6,110 total progeny records from 633 dairy contemporary groups

( 57,000 herdmate records from 626 dairy contemporary groups)

2,349 progeny ( 10,646 herdmates) born to heifers
1,099 progeny ( 13,111 herdmates) born to 2nd parity dam
2,662 progeny ( 33,243 herdmates) born to ≥3rd parity dam
42.3% progeny (49.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 46.6%, FR: 18.9%, JE: 28.2%, NR: 2.2%, OTHER: 1.5%	HO: 49.2%, FR: 18.6%, JE: 26.3%, NR: 2.0%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.4% 2.3% 2.4%	5.5% 2.3% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1106 Days 2118 Days	733 Days 1109 Days 2106 Days

109 total progeny records from 23 contemporary groups

( 2,052 herdmate records from 23 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 48.1%, FR: 18.3%, JE: 26.7%, NR: 2.2%, OTHER: 2.8%	HO: 51.5%, FR: 17.0%, JE: 21.6%, NR: 2.1%, OTHER: 4.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.1% 15.5% 18.6%	16.8% 16.4% 18.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.4kg 38.9kg 39.7kg	39.7kg 39.5kg 39.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1124 Days 2118 Days	744 Days 1119 Days 1998 Days

173 total progeny records from 23 contemporary groups

( 2,106 herdmate records from 23 contemporary groups)