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 8.20
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -6.33 -0.375 2.37
Prot (kg) -9.94 -0.441 4.39
Fertility Sub Index -11.55
Calving Interval (days) 6.50 -1.459 -9.48
Survival (%) -1.85 1.117 -2.07
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index -0.75
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.95 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index -3.20

* Based on an €80/tonne carbon price