Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 3.29
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -4.03 -0.375 1.51
Prot (kg) -3.20 -0.441 1.41
Fertility Sub Index -0.37
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 3.27
Gestation Length (days) -3.56 -0.919 3.27
Beef Sub Index 0.41
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index -3.07
Live WT (kg) 10.00 -0.307 -3.07
Total Carbon Sub Index 3.53

* Based on an €80/tonne carbon price