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 11.33
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -16.59 -0.375 6.21
Prot (kg) -8.29 -0.441 3.66
Fertility Sub Index -0.88
Calving Interval (days) 0.19 -1.459 -0.28
Survival (%) -0.54 1.117 -0.60
Calving Sub Index -2.28
Gestation Length (days) 2.48 -0.919 -2.28
Beef Sub Index -2.23
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 0.39 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index 4.11

* Based on an €80/tonne carbon price