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 5.00
Milk (kg) -10.00 -0.014 0.14
Fat (kg) -9.01 -0.375 3.37
Prot (kg) -3.37 -0.441 1.49
Fertility Sub Index -3.27
Calving Interval (days) 0.84 -1.459 -1.23
Survival (%) -1.83 1.117 -2.04
Calving Sub Index -0.84
Gestation Length (days) 0.91 -0.919 -0.84
Beef Sub Index -6.11
Carcass Weight (kg) 6.50 -0.528 -3.43
Age of Slaughter (days) 6.22 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index -1.44
Live WT (kg) 4.70 -0.307 -1.44
Total Carbon Sub Index -6.66

* Based on an €80/tonne carbon price