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 6.5% 2.4%	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	Low 6.5% 2.4%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.7%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.9%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-4.35 days	99%
May 2025	Gestation (Days between conception and birth)	-4.38 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.69	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.74	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.30%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.30%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.5% 2.4%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.5% 2.4%	98% 99%
Sep 2025	Birth Size	21.7%	97%
May 2025	Birth Size	21.9%	97%
Sep 2025	Birth Weight	40.4 kg	98%
May 2025	Birth Weight	40.5 kg	98%
Sep 2025	Gest	-4.35 days	99%
May 2025	Gest	-4.38 days	99%
Sep 2025	Mort	-0.69	99%
May 2025	Mort	-0.74	99%
Sep 2025	Maternal Calving Difficulty	5.30%	99%
May 2025	Maternal Calving Difficulty	5.30%	99%

5,190 total progeny records from 1,014 dairy contemporary groups

( 54,118 herdmate records from 1,006 dairy contemporary groups)

264 progeny ( 1,960 herdmates) born to heifers
1,227 progeny ( 14,672 herdmates) born to 2nd parity dam
3,699 progeny ( 37,486 herdmates) born to ≥3rd parity dam
50.4% progeny (50.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.5%, FR: 20.7%, JE: 4.1%, NR: 0.9%, OTHER: 2.4%	HO: 65.9%, FR: 22.2%, JE: 4.8%, NR: 1.2%, OTHER: 2.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.8% 2.6% 2.7%	6.4% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	779 Days 1139 Days 2090 Days	763 Days 1130 Days 2141 Days

132 total progeny records from 32 contemporary groups

( 1,534 herdmate records from 32 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.0%, FR: 20.7%, JE: 6.9%, NR: 1.6%, OTHER: 2.8%	HO: 63.0%, FR: 21.0%, JE: 9.2%, NR: 2.2%, OTHER: 1.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.7% 19.9% 19.5%	19.3% 19.4% 19.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 40.4kg 40.5kg	40.3kg 40.1kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	739 Days 1142 Days 2006 Days	744 Days 1131 Days 2061 Days

221 total progeny records from 35 contemporary groups

( 3,409 herdmate records from 35 contemporary groups)