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 34.87
Milk (kg) -544.00 -0.014 7.62
Fat (kg) -33.57 -0.375 12.57
Prot (kg) -33.25 -0.441 14.68
Fertility Sub Index 2.28
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.86
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.06 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 43.31

* Based on an €80/tonne carbon price