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 9.1% 3.5%	99% ( 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 9.2% 3.5%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	26.2%	99%
May 2025	Birth Size (Progeny expected to be born large or extra large)	26.1%	99%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.7 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	42.7 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-1.99 days	99%
May 2025	Gestation (Days between conception and birth)	-2.08 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.19	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.25	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.69%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.66%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.1% 3.5%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.2% 3.5%	99% 99%
Sep 2025	Birth Size	26.2%	99%
May 2025	Birth Size	26.1%	99%
Sep 2025	Birth Weight	42.7 kg	98%
May 2025	Birth Weight	42.7 kg	98%
Sep 2025	Gest	-1.99 days	99%
May 2025	Gest	-2.08 days	99%
Sep 2025	Mort	-0.19	99%
May 2025	Mort	-0.25	99%
Sep 2025	Maternal Calving Difficulty	4.69%	99%
May 2025	Maternal Calving Difficulty	4.66%	99%

20,466 total progeny records from 4,346 dairy contemporary groups

( 125,085 herdmate records from 4,217 dairy contemporary groups)

566 progeny ( 3,637 herdmates) born to heifers
4,547 progeny ( 34,635 herdmates) born to 2nd parity dam
15,353 progeny ( 86,813 herdmates) born to ≥3rd parity dam
51.6% progeny (50.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.5%, FR: 38.6%, JE: 0.3%, NR: 0.2%, OTHER: 1.6%	HO: 52.9%, FR: 38.7%, JE: 0.6%, NR: 0.3%, OTHER: 2.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.7% 3% 3.1%	7.5% 2.9% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	908 Days 1190 Days 2269 Days	817 Days 1169 Days 2246 Days

164 total progeny records from 36 contemporary groups

( 1,493 herdmate records from 36 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 56.4%, FR: 34.3%, JE: 0.5%, NR: 0.2%, OTHER: 2.2%	HO: 54.8%, FR: 34.8%, JE: 1.0%, NR: 0.7%, OTHER: 2.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.1% 20.9% 21.6%	21.2% 21% 21.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.9kg 41.7kg 41.8kg	41.7kg 41.7kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	731 Days 1146 Days 2294 Days	772 Days 1158 Days 2256 Days

140 total progeny records from 31 contemporary groups

( 1,549 herdmate records from 31 contemporary groups)