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 2.31
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index -0.17
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) -0.14 1.117 -0.16
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index 0.56
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 4.63

* Based on an €80/tonne carbon price