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 10.57
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -8.74 -0.375 3.27
Prot (kg) -9.37 -0.441 4.14
Fertility Sub Index -11.41
Calving Interval (days) 5.66 -1.459 -8.26
Survival (%) -2.82 1.117 -3.15
Calving Sub Index -0.43
Gestation Length (days) 0.47 -0.919 -0.43
Beef Sub Index -1.03
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) -0.05 -0.432 0.02
Maintenance Sub Index Maint. Sub Index -2.30
Live WT (kg) 7.50 -0.307 -2.30
Total Carbon Sub Index -4.59

* Based on an €80/tonne carbon price