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 6.20
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -11.24 -0.375 4.21
Prot (kg) -4.22 -0.441 1.86
Fertility Sub Index 2.50
Calving Interval (days) -2.07 -1.459 3.02
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 1.24
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 15.98

* Based on an €80/tonne carbon price