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 22.18
Milk (kg) -448.00 -0.014 6.27
Fat (kg) -21.00 -0.375 7.87
Prot (kg) -18.23 -0.441 8.05
Fertility Sub Index -2.44
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) -0.58 1.117 -0.65
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -1.71
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 17.86

* Based on an €80/tonne carbon price