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% 2.4%	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 5.5% 2.4%	96% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	11.6%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	11.4%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.88 days	99%
May 2025	Gestation (Days between conception and birth)	-4.84 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.04	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.01	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.06%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.02%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.4%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.4%	96% 98%
Sep 2025	Birth Size	11.6%	96%
May 2025	Birth Size	11.4%	96%
Sep 2025	Birth Weight	39.8 kg	96%
May 2025	Birth Weight	39.9 kg	96%
Sep 2025	Gest	-4.88 days	99%
May 2025	Gest	-4.84 days	99%
Sep 2025	Mort	0.04	99%
May 2025	Mort	0.01	99%
Sep 2025	Maternal Calving Difficulty	4.06%	91%
May 2025	Maternal Calving Difficulty	4.02%	91%

2,380 total progeny records from 699 dairy contemporary groups

( 45,048 herdmate records from 694 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.2%, FR: 20.9%, JE: 3.3%, NR: 0.9%, OTHER: 1.7%	HO: 69.6%, FR: 21.1%, JE: 4.6%, NR: 0.8%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.5% 2.6% 2.6%	6.4% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	747 Days 1119 Days 2160 Days	752 Days 1119 Days 2192 Days

156 total progeny records from 53 contemporary groups

( 3,044 herdmate records from 53 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.8%, FR: 21.5%, JE: 3.5%, NR: 1.1%, OTHER: 1.3%	HO: 69.8%, FR: 22.8%, JE: 3.7%, NR: 0.8%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.4% 18.9% 18.8%	19.3% 19% 19.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 40.8kg 40.6kg	40.8kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	752 Days 1106 Days 2176 Days	750 Days 1112 Days 2166 Days

100 total progeny records from 20 contemporary groups

( 2,168 herdmate records from 20 contemporary groups)