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 18.56
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -18.51 -0.375 6.93
Prot (kg) -16.47 -0.441 7.27
Fertility Sub Index -3.65
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) -2.64 1.117 -2.95
Calving Sub Index 0.54
Gestation Length (days) -0.59 -0.919 0.54
Beef Sub Index 3.03
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) -0.18 -0.432 0.08
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 21.85

* Based on an €80/tonne carbon price