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 5.86
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -4.42 -0.375 1.66
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index -1.15
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.90
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.72 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 13.17

* Based on an €80/tonne carbon price