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 10.04
Milk (kg) -315.00 -0.014 4.41
Fat (kg) -0.89 -0.375 0.33
Prot (kg) -12.00 -0.441 5.30
Fertility Sub Index -0.23
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.08
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.26 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 10.34

* Based on an €80/tonne carbon price