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 7.89
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -6.44 -0.375 2.41
Prot (kg) -7.01 -0.441 3.09
Fertility Sub Index -1.37
Calving Interval (days) 0.77 -1.459 -1.12
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.13
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.93 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 17.22

* Based on an €80/tonne carbon price