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 21.17
Milk (kg) -409.00 -0.014 5.73
Fat (kg) -19.38 -0.375 7.26
Prot (kg) -18.55 -0.441 8.19
Fertility Sub Index -0.72
Calving Interval (days) -1.58 -1.459 2.31
Survival (%) -2.71 1.117 -3.03
Calving Sub Index -3.03
Gestation Length (days) 3.30 -0.919 -3.03
Beef Sub Index 2.88
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -3.62 -0.432 1.56
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 22.96

* Based on an €80/tonne carbon price