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 5.81
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -6.64 -0.375 2.49
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index 0.33
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index 1.06
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 12.98

* Based on an €80/tonne carbon price