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 17.66
Milk (kg) -383.00 -0.014 5.36
Fat (kg) -17.47 -0.375 6.54
Prot (kg) -13.03 -0.441 5.75
Fertility Sub Index -1.23
Calving Interval (days) -0.99 -1.459 1.44
Survival (%) -2.39 1.117 -2.67
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.38
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -1.37 -0.432 0.59
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index 18.47

* Based on an €80/tonne carbon price