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 7.1% 3.2%	96% ( 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 7.1% 3.2%	96% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.4%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.1%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-4.35 days	99%
May 2025	Gestation (Days between conception and birth)	-4.36 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.06	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.13	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.49%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.55%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.1% 3.2%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.1% 3.2%	96% 98%
Sep 2025	Birth Size	20.4%	94%
May 2025	Birth Size	20.1%	94%
Sep 2025	Birth Weight	41.2 kg	94%
May 2025	Birth Weight	41.2 kg	94%
Sep 2025	Gest	-4.35 days	99%
May 2025	Gest	-4.36 days	99%
Sep 2025	Mort	-0.06	99%
May 2025	Mort	-0.13	99%
Sep 2025	Maternal Calving Difficulty	5.49%	96%
May 2025	Maternal Calving Difficulty	5.55%	96%

1,540 total progeny records from 506 dairy contemporary groups

( 17,965 herdmate records from 500 dairy contemporary groups)

245 progeny ( 1,754 herdmates) born to heifers
400 progeny ( 5,042 herdmates) born to 2nd parity dam
895 progeny ( 11,169 herdmates) born to ≥3rd parity dam
49.5% progeny (49.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 85.6%, FR: 11.9%, JE: 0.1%, NR: 0.0%, OTHER: 0.8%	HO: 81.0%, FR: 14.1%, JE: 0.9%, NR: 0.2%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.5% 3% 3%	7.2% 3% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	830 Days 1205 Days 2135 Days	794 Days 1182 Days 2178 Days

50 total progeny records from 20 contemporary groups

( 934 herdmate records from 20 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 85.6%, FR: 12.9%, JE: 0.0%, NR: 0.0%, OTHER: 0.8%	HO: 85.6%, FR: 11.9%, JE: 0.6%, NR: 0.1%, OTHER: 0.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	23.1% 21.4% 21.2%	21.1% 20.9% 20.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.8kg 41.7kg 41.7kg	41.4kg 41.5kg 41.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	741 Days 1165 Days 1953 Days	764 Days 1155 Days 2079 Days

29 total progeny records from 13 contemporary groups

( 662 herdmate records from 13 contemporary groups)