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 3.28
Milk (kg) -23.00 -0.014 0.32
Fat (kg) -4.25 -0.375 1.59
Prot (kg) -3.09 -0.441 1.36
Fertility Sub Index -8.04
Calving Interval (days) 4.04 -1.459 -5.89
Survival (%) -1.92 1.117 -2.15
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index -0.44
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) -0.45 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -5.17

* Based on an €80/tonne carbon price