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 3.83
Milk (kg) 32.00 -0.014 -0.45
Fat (kg) -9.37 -0.375 3.51
Prot (kg) -1.73 -0.441 0.76
Fertility Sub Index -0.07
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) 0.38 1.117 0.42
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -4.30
Carcass Weight (kg) 7.50 -0.528 -3.96
Age of Slaughter (days) 0.79 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index -3.37
Live WT (kg) 11.00 -0.307 -3.37
Total Carbon Sub Index -5.50

* Based on an €80/tonne carbon price