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	High 8.6% 3.3%	95% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.6% 3.3%	95% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	24.9%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	25.0%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	42.4 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-2.40 days	99%
May 2025	Gestation (Days between conception and birth)	-2.41 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.35	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.41	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.05%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.02%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.6% 3.3%	95% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.6% 3.3%	95% 99%
Sep 2025	Birth Size	24.9%	95%
May 2025	Birth Size	25.0%	95%
Sep 2025	Birth Weight	42.5 kg	94%
May 2025	Birth Weight	42.4 kg	94%
Sep 2025	Gest	-2.40 days	99%
May 2025	Gest	-2.41 days	99%
Sep 2025	Mort	-0.35	99%
May 2025	Mort	-0.41	99%
Sep 2025	Maternal Calving Difficulty	5.05%	98%
May 2025	Maternal Calving Difficulty	5.02%	98%

2,273 total progeny records from 453 dairy contemporary groups

( 23,788 herdmate records from 449 dairy contemporary groups)

65 progeny ( 1,154 herdmates) born to heifers
644 progeny ( 6,322 herdmates) born to 2nd parity dam
1,564 progeny ( 16,312 herdmates) born to ≥3rd parity dam
52.2% progeny (51.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.7%, FR: 22.2%, JE: 3.8%, NR: 1.3%, OTHER: 1.8%	HO: 68.9%, FR: 21.2%, JE: 3.0%, NR: 1.1%, OTHER: 2.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.7% 2.8%	7% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	790 Days 1137 Days 2114 Days	763 Days 1138 Days 2139 Days

61 total progeny records from 8 contemporary groups

( 503 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.6%, FR: 15.1%, JE: 12.0%, NR: 4.0%, OTHER: 0.7%	HO: 66.2%, FR: 21.2%, JE: 6.3%, NR: 2.4%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 14.8% 18.3%	0% 17.3% 18.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 40.9kg 40.5kg	40.8kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	723 Days 1101 Days 2070 Days	746 Days 1123 Days 2125 Days

75 total progeny records from 11 contemporary groups

( 945 herdmate records from 10 contemporary groups)