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 12.05
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -12.75 -0.375 4.78
Prot (kg) -8.30 -0.441 3.66
Fertility Sub Index 1.48
Calving Interval (days) -2.26 -1.459 3.30
Survival (%) -1.63 1.117 -1.82
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index -3.47
Carcass Weight (kg) 5.60 -0.528 -2.95
Age of Slaughter (days) 1.19 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index -3.03
Live WT (kg) 9.90 -0.307 -3.03
Total Carbon Sub Index 8.29

* Based on an €80/tonne carbon price