Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 13.35
Milk (kg) -248.00 -0.014 3.47
Fat (kg) -13.23 -0.375 4.96
Prot (kg) -11.15 -0.441 4.92
Fertility Sub Index -1.22
Calving Interval (days) 0.02 -1.459 -0.03
Survival (%) -1.07 1.117 -1.20
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.75
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 5.02 -0.432 -2.17
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index 11.50

* Based on an €80/tonne carbon price