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 5.3% 2.1%	97% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.1%	97% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.7%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.6%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.6 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-4.66 days	99%
May 2025	Gestation (Days between conception and birth)	-4.67 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.21	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.27	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.09%	97%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.05%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.1%	97% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.1%	97% 98%
Sep 2025	Birth Size	13.7%	95%
May 2025	Birth Size	13.6%	95%
Sep 2025	Birth Weight	39.6 kg	94%
May 2025	Birth Weight	39.7 kg	94%
Sep 2025	Gest	-4.66 days	99%
May 2025	Gest	-4.67 days	99%
Sep 2025	Mort	-0.21	99%
May 2025	Mort	-0.27	99%
Sep 2025	Maternal Calving Difficulty	5.09%	97%
May 2025	Maternal Calving Difficulty	5.05%	96%

1,614 total progeny records from 253 dairy contemporary groups

( 26,816 herdmate records from 252 dairy contemporary groups)

205 progeny ( 1,679 herdmates) born to heifers
443 progeny ( 6,960 herdmates) born to 2nd parity dam
966 progeny ( 18,177 herdmates) born to ≥3rd parity dam
53.9% progeny (51.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 55.4%, FR: 19.2%, JE: 18.4%, NR: 2.4%, OTHER: 2.1%	HO: 56.1%, FR: 20.2%, JE: 15.9%, NR: 3.3%, OTHER: 2.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.4% 2.4%	6.2% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	746 Days 1108 Days 2034 Days	748 Days 1113 Days 2106 Days

57 total progeny records from 13 contemporary groups

( 1,497 herdmate records from 13 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.3%, FR: 16.1%, JE: 18.0%, NR: 1.0%, OTHER: 1.4%	HO: 59.6%, FR: 18.4%, JE: 17.5%, NR: 1.1%, OTHER: 1.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.4% 17% 16.1%	16.7% 16.7% 16.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 39.4kg 38.9kg	39.6kg 39.4kg 39.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	785 Days 1111 Days 1975 Days	743 Days 1119 Days 2103 Days

36 total progeny records from 7 contemporary groups

( 994 herdmate records from 7 contemporary groups)