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 2.40
Milk (kg) -103.00 -0.014 1.44
Fat (kg) 0.21 -0.375 -0.08
Prot (kg) -2.36 -0.441 1.04
Fertility Sub Index 5.00
Calving Interval (days) -2.83 -1.459 4.13
Survival (%) 0.78 1.117 0.87
Calving Sub Index -0.13
Gestation Length (days) 0.14 -0.919 -0.13
Beef Sub Index 2.96
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 0.71 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 15.12

* Based on an €80/tonne carbon price