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 5.9% 2.5%	95% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.5%	95% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.6%	88%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.5%	88%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.1 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	38.5 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-3.69 days	99%
May 2025	Gestation (Days between conception and birth)	-3.67 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.38	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.43	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.06%	81%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.00%	81%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.5%	95% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.5%	95% 95%
Sep 2025	Birth Size	14.6%	88%
May 2025	Birth Size	14.5%	88%
Sep 2025	Birth Weight	38.1 kg	95%
May 2025	Birth Weight	38.5 kg	95%
Sep 2025	Gest	-3.69 days	99%
May 2025	Gest	-3.67 days	99%
Sep 2025	Mort	-0.38	99%
May 2025	Mort	-0.43	99%
Sep 2025	Maternal Calving Difficulty	5.06%	81%
May 2025	Maternal Calving Difficulty	5.00%	81%

964 total progeny records from 121 dairy contemporary groups

( 16,175 herdmate records from 121 dairy contemporary groups)

317 progeny ( 2,102 herdmates) born to heifers
156 progeny ( 3,565 herdmates) born to 2nd parity dam
491 progeny ( 10,508 herdmates) born to ≥3rd parity dam
34.9% progeny (46.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.8%, FR: 18.3%, JE: 25.0%, NR: 0.9%, OTHER: 0.7%	HO: 53.9%, FR: 17.9%, JE: 25.1%, NR: 0.9%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.5% 2.4% 2.3%	5.5% 2.3% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	723 Days 1095 Days 2163 Days	735 Days 1105 Days 2171 Days

31 total progeny records from 5 contemporary groups

( 586 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 56.5%, FR: 18.1%, JE: 23.1%, NR: 0.8%, OTHER: 0.7%	HO: 55.7%, FR: 17.5%, JE: 24.3%, NR: 0.5%, OTHER: 0.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15.8% 16.5% 15%	14.2% 14.7% 15.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	38.2kg 39.8kg 39.4kg	39.4kg 39.4kg 39.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1109 Days 2221 Days	733 Days 1107 Days 2070 Days

112 total progeny records from 13 contemporary groups

( 2,725 herdmate records from 13 contemporary groups)