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 3.99
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -4.11 -0.375 1.54
Prot (kg) -3.53 -0.441 1.56
Fertility Sub Index 0.32
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index 0.27
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 7.56

* Based on an €80/tonne carbon price