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 7.86
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -4.27 -0.375 1.60
Prot (kg) -8.55 -0.441 3.77
Fertility Sub Index -7.07
Calving Interval (days) 4.64 -1.459 -6.77
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 2.11
Gestation Length (days) -2.30 -0.919 2.11
Beef Sub Index 1.74
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.25 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 8.01

* Based on an €80/tonne carbon price