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	Moderate 8.1% 3.2%	94% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.1% 3.2%	94% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	25.3%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	25.4%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.8 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	41.9 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-4.89 days	99%
May 2025	Gestation (Days between conception and birth)	-4.90 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.20	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.25	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	6.75%	97%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	6.78%	97%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.1% 3.2%	94% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.1% 3.2%	94% 99%
Sep 2025	Birth Size	25.3%	95%
May 2025	Birth Size	25.4%	95%
Sep 2025	Birth Weight	41.8 kg	94%
May 2025	Birth Weight	41.9 kg	94%
Sep 2025	Gest	-4.89 days	99%
May 2025	Gest	-4.90 days	99%
Sep 2025	Mort	-0.20	99%
May 2025	Mort	-0.25	99%
Sep 2025	Maternal Calving Difficulty	6.75%	97%
May 2025	Maternal Calving Difficulty	6.78%	97%

2,045 total progeny records from 417 dairy contemporary groups

( 31,354 herdmate records from 416 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 61.8%, FR: 27.9%, JE: 5.4%, NR: 1.1%, OTHER: 1.7%	HO: 61.9%, FR: 26.9%, JE: 6.2%, NR: 1.2%, OTHER: 1.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.6% 2.6%	6.3% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	748 Days 1114 Days 2128 Days	745 Days 1119 Days 2141 Days

83 total progeny records from 19 contemporary groups

( 1,329 herdmate records from 19 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.9%, FR: 29.4%, JE: 1.1%, NR: 0.7%, OTHER: 1.4%	HO: 62.9%, FR: 27.7%, JE: 5.1%, NR: 0.9%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	24% 18.6% 20.7%	17.8% 19.6% 20.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 39.7kg 40.5kg	40kg 40.3kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	754 Days 1133 Days 2151 Days	743 Days 1135 Days 2148 Days

36 total progeny records from 7 contemporary groups

( 904 herdmate records from 7 contemporary groups)