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 5.8% 2.3%	86% ( 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 5.5% 2.2%	86% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.9%	65%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.2%	64%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	88%
May 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-2.72 days	99%
May 2025	Gestation (Days between conception and birth)	-2.65 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.51	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.42	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.09%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.01%	80%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.3%	86% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.2%	86% 95%
Sep 2025	Birth Size	17.9%	65%
May 2025	Birth Size	17.2%	64%
Sep 2025	Birth Weight	41.1 kg	88%
May 2025	Birth Weight	41.1 kg	88%
Sep 2025	Gest	-2.72 days	99%
May 2025	Gest	-2.65 days	99%
Sep 2025	Mort	-0.51	99%
May 2025	Mort	-0.42	99%
Sep 2025	Maternal Calving Difficulty	5.09%	80%
May 2025	Maternal Calving Difficulty	5.01%	80%

695 total progeny records from 85 dairy contemporary groups

( 12,020 herdmate records from 85 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 51.7%, FR: 20.6%, JE: 24.4%, NR: 1.3%, OTHER: 1.0%	HO: 52.9%, FR: 20.1%, JE: 22.9%, NR: 1.4%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.9% 2.5% 2.3%	5.9% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1099 Days 2091 Days	741 Days 1112 Days 2218 Days

3 total progeny records from 2 contemporary groups

( 99 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 47.4%, FR: 19.1%, JE: 32.2%, NR: 0.9%, OTHER: 0.1%	HO: 53.2%, FR: 18.8%, JE: 26.7%, NR: 0.5%, OTHER: 0.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.2% 0% 0%	15% 0% 0%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 39.6kg 38.9kg	0kg 39.5kg 39.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	705 Days 1091 Days 2348 Days	730 Days 1101 Days 2260 Days

41 total progeny records from 4 contemporary groups

( 413 herdmate records from 4 contemporary groups)