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 7.68
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -9.17 -0.375 3.43
Prot (kg) -6.41 -0.441 2.83
Fertility Sub Index -1.56
Calving Interval (days) 0.91 -1.459 -1.33
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -2.02
Gestation Length (days) 2.20 -0.919 -2.02
Beef Sub Index -4.36
Carcass Weight (kg) 9.60 -0.528 -5.06
Age of Slaughter (days) -1.64 -0.432 0.71
Maintenance Sub Index Maint. Sub Index -3.31
Live WT (kg) 10.80 -0.307 -3.31
Total Carbon Sub Index -3.58

* Based on an €80/tonne carbon price