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 6.1% 2.3%	91% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.4%	90% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.9%	91%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.1%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	86%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	85%
Sep 2025	Gestation (Days between conception and birth)	-4.82 days	99%
May 2025	Gestation (Days between conception and birth)	-4.81 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.81	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.87	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.51%	92%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.52%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.3%	91% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.4%	90% 95%
Sep 2025	Birth Size	18.9%	91%
May 2025	Birth Size	19.1%	91%
Sep 2025	Birth Weight	40.5 kg	86%
May 2025	Birth Weight	40.5 kg	85%
Sep 2025	Gest	-4.82 days	99%
May 2025	Gest	-4.81 days	99%
Sep 2025	Mort	-0.81	99%
May 2025	Mort	-0.87	99%
Sep 2025	Maternal Calving Difficulty	5.51%	92%
May 2025	Maternal Calving Difficulty	5.52%	91%

671 total progeny records from 267 dairy contemporary groups

( 20,215 herdmate records from 267 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.6%, FR: 21.7%, JE: 2.8%, NR: 1.0%, OTHER: 1.5%	HO: 69.5%, FR: 21.8%, JE: 4.5%, NR: 0.8%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.5% 2.6%	6.4% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	748 Days 1110 Days 2142 Days	752 Days 1114 Days 2168 Days

42 total progeny records from 21 contemporary groups

( 1,462 herdmate records from 20 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.3%, FR: 18.5%, JE: 3.9%, NR: 0.8%, OTHER: 0.9%	HO: 68.9%, FR: 22.6%, JE: 3.8%, NR: 1.2%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.4% 17.7% 18.2%	19.3% 17.9% 19.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.8kg 40.5kg	0kg 41.1kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	720 Days 1093 Days 2228 Days	741 Days 1109 Days 2153 Days

14 total progeny records from 6 contemporary groups

( 533 herdmate records from 6 contemporary groups)