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 5.6% 2.4%	98% ( 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 5.7% 2.4%	98% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.3%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.1%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.2 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	39.3 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-5.35 days	99%
May 2025	Gestation (Days between conception and birth)	-5.36 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)	-0.52	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.72%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.75%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.4%	98% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.4%	98% 98%
Sep 2025	Birth Size	13.3%	96%
May 2025	Birth Size	13.1%	95%
Sep 2025	Birth Weight	39.2 kg	95%
May 2025	Birth Weight	39.3 kg	95%
Sep 2025	Gest	-5.35 days	99%
May 2025	Gest	-5.36 days	99%
Sep 2025	Mort	-0.49	99%
May 2025	Mort	-0.52	99%
Sep 2025	Maternal Calving Difficulty	4.72%	96%
May 2025	Maternal Calving Difficulty	4.75%	96%

2,017 total progeny records from 470 dairy contemporary groups

( 29,187 herdmate records from 465 dairy contemporary groups)

750 progeny ( 4,040 herdmates) born to heifers
376 progeny ( 6,276 herdmates) born to 2nd parity dam
891 progeny ( 18,871 herdmates) born to ≥3rd parity dam
42.2% progeny (48.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.4%, FR: 21.7%, JE: 7.3%, NR: 0.6%, OTHER: 1.2%	HO: 65.4%, FR: 21.7%, JE: 8.5%, NR: 0.9%, OTHER: 1.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.5%	6.1% 2.4% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1115 Days 2108 Days	739 Days 1116 Days 2162 Days

102 total progeny records from 34 contemporary groups

( 2,412 herdmate records from 34 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.7%, FR: 22.3%, JE: 10.7%, NR: 0.8%, OTHER: 1.0%	HO: 66.3%, FR: 23.2%, JE: 6.8%, NR: 1.2%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.2% 18.2% 18.4%	18.3% 18.2% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.7kg 39.5kg 40.7kg	40kg 39.9kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	722 Days 1112 Days 1911 Days	734 Days 1123 Days 2213 Days

60 total progeny records from 13 contemporary groups

( 1,185 herdmate records from 13 contemporary groups)