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 20.92
Milk (kg) -428.00 -0.014 5.99
Fat (kg) -17.50 -0.375 6.55
Prot (kg) -18.97 -0.441 8.37
Fertility Sub Index 1.29
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index 0.57
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -0.35 -0.432 0.15
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 26.14

* Based on an €80/tonne carbon price