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	High 8.2% 2.6%	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	High 8.3% 2.6%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	24.2%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.3%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-2.80 days	99%
May 2025	Gestation (Days between conception and birth)	-2.81 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.07	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.13	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.14%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.11%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.2% 2.6%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.3% 2.6%	98% 99%
Sep 2025	Birth Size	24.2%	94%
May 2025	Birth Size	24.3%	94%
Sep 2025	Birth Weight	40.4 kg	96%
May 2025	Birth Weight	40.4 kg	95%
Sep 2025	Gest	-2.80 days	99%
May 2025	Gest	-2.81 days	99%
Sep 2025	Mort	-0.07	99%
May 2025	Mort	-0.13	99%
Sep 2025	Maternal Calving Difficulty	5.14%	98%
May 2025	Maternal Calving Difficulty	5.11%	98%

2,949 total progeny records from 644 dairy contemporary groups

( 27,451 herdmate records from 630 dairy contemporary groups)

638 progeny ( 3,257 herdmates) born to heifers
721 progeny ( 7,211 herdmates) born to 2nd parity dam
1,590 progeny ( 16,983 herdmates) born to ≥3rd parity dam
50.8% progeny (49.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.2%, FR: 26.3%, JE: 2.6%, NR: 0.6%, OTHER: 2.0%	HO: 62.0%, FR: 28.0%, JE: 3.2%, NR: 0.6%, OTHER: 2.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.8% 2.7% 2.9%	6.8% 2.7% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	749 Days 1135 Days 2088 Days	750 Days 1136 Days 2151 Days

5 total progeny records from 5 contemporary groups

( 171 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.2%, FR: 24.4%, JE: 4.0%, NR: 0.0%, OTHER: 0.8%	HO: 60.1%, FR: 31.5%, JE: 4.3%, NR: 0.8%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 20.5% 23%	0% 21.6% 20.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.5kg 41.3kg 41.4kg	41.1kg 41kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	760 Days 1101 Days 2033 Days	743 Days 1127 Days 2093 Days

100 total progeny records from 15 contemporary groups

( 1,459 herdmate records from 15 contemporary groups)