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 7.72
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -9.68 -0.375 3.63
Prot (kg) -6.94 -0.441 3.06
Fertility Sub Index -11.42
Calving Interval (days) 5.80 -1.459 -8.46
Survival (%) -2.65 1.117 -2.96
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index -0.39
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.95 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index -1.26
Live WT (kg) 4.10 -0.307 -1.26
Total Carbon Sub Index -4.36

* Based on an €80/tonne carbon price