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 5.27
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -5.20 -0.375 1.95
Prot (kg) -4.92 -0.441 2.17
Fertility Sub Index 1.13
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.33 1.117 0.37
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 3.63
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -3.64 -0.432 1.57
Maintenance Sub Index Maint. Sub Index 6.93
Live WT (kg) -22.60 -0.307 6.93
Total Carbon Sub Index 22.13

* Based on an €80/tonne carbon price