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 6.15
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -11.31 -0.375 4.24
Prot (kg) -3.77 -0.441 1.66
Fertility Sub Index -0.24
Calving Interval (days) -0.01 -1.459 0.01
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index -5.27
Carcass Weight (kg) 12.00 -0.528 -6.33
Age of Slaughter (days) -2.45 -0.432 1.06
Maintenance Sub Index Maint. Sub Index -8.34
Live WT (kg) 27.20 -0.307 -8.34
Total Carbon Sub Index -9.41

* Based on an €80/tonne carbon price