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 17.72
Milk (kg) -491.00 -0.014 6.87
Fat (kg) -12.01 -0.375 4.50
Prot (kg) -14.39 -0.441 6.35
Fertility Sub Index -0.93
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) -0.78 1.117 -0.87
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index -0.23
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.46 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 19.56

* Based on an €80/tonne carbon price