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 6.04
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -4.31 -0.375 1.61
Prot (kg) -4.00 -0.441 1.77
Fertility Sub Index -9.67
Calving Interval (days) 5.09 -1.459 -7.43
Survival (%) -2.01 1.117 -2.25
Calving Sub Index 1.25
Gestation Length (days) -1.36 -0.919 1.25
Beef Sub Index -1.36
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 3.03 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index -2.08
Live WT (kg) 6.80 -0.307 -2.08
Total Carbon Sub Index -5.82

* Based on an €80/tonne carbon price