Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 8.57
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -5.15 -0.375 1.93
Prot (kg) -5.19 -0.441 2.29
Fertility Sub Index 4.20
Calving Interval (days) -2.19 -1.459 3.20
Survival (%) 0.90 1.117 1.01
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index 1.20
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) -2.29 -0.432 0.99
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 18.15

* Based on an €80/tonne carbon price