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 15.83
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -13.93 -0.375 5.22
Prot (kg) -14.08 -0.441 6.21
Fertility Sub Index -4.50
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) -2.32 1.117 -2.59
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index 1.17
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 3.76 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 15.84

* Based on an €80/tonne carbon price