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 11.87
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -12.27 -0.375 4.60
Prot (kg) -10.64 -0.441 4.70
Fertility Sub Index 1.92
Calving Interval (days) -1.97 -1.459 2.87
Survival (%) -0.85 1.117 -0.95
Calving Sub Index -4.17
Gestation Length (days) 4.54 -0.919 -4.17
Beef Sub Index 3.62
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -3.01 -0.432 1.30
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 17.13

* Based on an €80/tonne carbon price