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 4.92
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -4.51 -0.375 1.69
Prot (kg) -4.40 -0.441 1.94
Fertility Sub Index -0.51
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) -0.04 1.117 -0.04
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.65
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.89 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 14.72

* Based on an €80/tonne carbon price