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 18.22
Milk (kg) -353.00 -0.014 4.94
Fat (kg) -19.16 -0.375 7.18
Prot (kg) -13.82 -0.441 6.10
Fertility Sub Index -6.76
Calving Interval (days) 2.81 -1.459 -4.10
Survival (%) -2.38 1.117 -2.66
Calving Sub Index -1.38
Gestation Length (days) 1.50 -0.919 -1.38
Beef Sub Index -2.54
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 3.80 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 10.36

* Based on an €80/tonne carbon price