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 6.72
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -5.41 -0.375 2.03
Prot (kg) -5.63 -0.441 2.48
Fertility Sub Index -7.37
Calving Interval (days) 3.28 -1.459 -4.79
Survival (%) -2.31 1.117 -2.58
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index -0.08
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index 1.52

* Based on an €80/tonne carbon price