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 6.9% 2.9%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.0% 2.9%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.8%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.2%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.5 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-2.87 days	99%
May 2025	Gestation (Days between conception and birth)	-2.87 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.08	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.12	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.78%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.72%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.9%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.0% 2.9%	98% 99%
Sep 2025	Birth Size	19.8%	95%
May 2025	Birth Size	20.2%	95%
Sep 2025	Birth Weight	41.5 kg	97%
May 2025	Birth Weight	41.6 kg	97%
Sep 2025	Gest	-2.87 days	99%
May 2025	Gest	-2.87 days	99%
Sep 2025	Mort	-0.08	99%
May 2025	Mort	-0.12	99%
Sep 2025	Maternal Calving Difficulty	4.78%	98%
May 2025	Maternal Calving Difficulty	4.72%	98%

3,533 total progeny records from 559 dairy contemporary groups

( 46,639 herdmate records from 556 dairy contemporary groups)

303 progeny ( 2,289 herdmates) born to heifers
959 progeny ( 12,045 herdmates) born to 2nd parity dam
2,271 progeny ( 32,305 herdmates) born to ≥3rd parity dam
46.9% progeny (51.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 61.7%, FR: 20.0%, JE: 14.0%, NR: 1.0%, OTHER: 1.5%	HO: 62.4%, FR: 21.7%, JE: 11.1%, NR: 1.3%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.4% 2.5%	6% 2.4% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	750 Days 1120 Days 2036 Days	743 Days 1117 Days 2124 Days

75 total progeny records from 28 contemporary groups

( 1,455 herdmate records from 28 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.5%, FR: 21.2%, JE: 15.4%, NR: 0.3%, OTHER: 1.2%	HO: 61.2%, FR: 22.4%, JE: 12.5%, NR: 1.0%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.5% 18.5% 19.6%	18.3% 18.4% 19%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	38.9kg 40kg 40.1kg	39.7kg 39.8kg 40.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	750 Days 1115 Days 2061 Days	751 Days 1124 Days 2148 Days

200 total progeny records from 27 contemporary groups

( 3,244 herdmate records from 27 contemporary groups)