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 12.83
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -10.18 -0.375 3.81
Prot (kg) -14.82 -0.441 6.54
Fertility Sub Index -17.62
Calving Interval (days) 9.07 -1.459 -13.23
Survival (%) -3.93 1.117 -4.39
Calving Sub Index 1.47
Gestation Length (days) -1.60 -0.919 1.47
Beef Sub Index 0.44
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 4.47 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index -2.51

* Based on an €80/tonne carbon price