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 5.11
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -8.08 -0.375 3.03
Prot (kg) -3.42 -0.441 1.51
Fertility Sub Index -1.56
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) -0.46 1.117 -0.51
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index 1.25
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 9.53

* Based on an €80/tonne carbon price