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 8.7% 3.2%	98% ( 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 8.8% 3.2%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	27.2%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	27.2%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.3 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	42.4 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-1.43 days	99%
May 2025	Gestation (Days between conception and birth)	-1.46 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.10	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.08	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.86%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.81%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.7% 3.2%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.8% 3.2%	98% 99%
Sep 2025	Birth Size	27.2%	97%
May 2025	Birth Size	27.2%	97%
Sep 2025	Birth Weight	42.3 kg	98%
May 2025	Birth Weight	42.4 kg	98%
Sep 2025	Gest	-1.43 days	99%
May 2025	Gest	-1.46 days	99%
Sep 2025	Mort	0.10	99%
May 2025	Mort	0.08	99%
Sep 2025	Maternal Calving Difficulty	4.86%	99%
May 2025	Maternal Calving Difficulty	4.81%	99%

6,204 total progeny records from 1,351 dairy contemporary groups

( 54,381 herdmate records from 1,335 dairy contemporary groups)

231 progeny ( 1,478 herdmates) born to heifers
1,463 progeny ( 13,424 herdmates) born to 2nd parity dam
4,510 progeny ( 39,479 herdmates) born to ≥3rd parity dam
48.6% progeny (50.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.1%, FR: 51.2%, JE: 0.5%, NR: 0.6%, OTHER: 1.5%	HO: 44.9%, FR: 48.6%, JE: 0.9%, NR: 0.6%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7% 2.8% 2.8%	7% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	794 Days 1159 Days 2269 Days	777 Days 1142 Days 2270 Days

326 total progeny records from 59 contemporary groups

( 2,828 herdmate records from 59 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 37.6%, FR: 56.1%, JE: 0.9%, NR: 0.9%, OTHER: 1.9%	HO: 45.8%, FR: 43.7%, JE: 2.4%, NR: 1.2%, OTHER: 1.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.5% 19.2% 19.7%	20.3% 20.3% 20.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.4kg 41.4kg	0kg 41kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	768 Days 1128 Days 2274 Days	755 Days 1145 Days 2282 Days

168 total progeny records from 21 contemporary groups

( 1,423 herdmate records from 21 contemporary groups)