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 5.6% 2.2%	84% ( V High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.3%	84% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.5%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.6%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	87%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	87%
Sep 2025	Gestation (Days between conception and birth)	-3.98 days	98%
May 2025	Gestation (Days between conception and birth)	-3.98 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.83	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.84	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.22%	86%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.20%	86%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.2%	84% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.3%	84% 94%
Sep 2025	Birth Size	16.5%	90%
May 2025	Birth Size	16.6%	90%
Sep 2025	Birth Weight	40.6 kg	87%
May 2025	Birth Weight	40.6 kg	87%
Sep 2025	Gest	-3.98 days	98%
May 2025	Gest	-3.98 days	97%
Sep 2025	Mort	0.83	98%
May 2025	Mort	0.84	97%
Sep 2025	Maternal Calving Difficulty	5.22%	86%
May 2025	Maternal Calving Difficulty	5.20%	86%

333 total progeny records from 117 dairy contemporary groups

( 9,779 herdmate records from 117 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.9%, FR: 20.2%, JE: 3.3%, NR: 0.3%, OTHER: 0.8%	HO: 69.9%, FR: 22.7%, JE: 3.9%, NR: 0.6%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.5% 2.5% 2.5%	6% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	735 Days 1111 Days 2143 Days	738 Days 1117 Days 2190 Days

44 total progeny records from 14 contemporary groups

( 1,289 herdmate records from 14 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 77.2%, FR: 18.0%, JE: 1.2%, NR: 0.1%, OTHER: 2.1%	HO: 70.9%, FR: 21.7%, JE: 2.1%, NR: 1.2%, OTHER: 2.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	23.1% 19.7% 19%	19.4% 19.3% 19.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.8kg 40.9kg 41.1kg	40.7kg 40.7kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	731 Days 1140 Days 2074 Days	740 Days 1123 Days 2209 Days

16 total progeny records from 6 contemporary groups

( 684 herdmate records from 6 contemporary groups)