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 17.84
Milk (kg) -431.00 -0.014 6.03
Fat (kg) -15.39 -0.375 5.76
Prot (kg) -13.68 -0.441 6.04
Fertility Sub Index 0.61
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.04
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 20.07

* Based on an €80/tonne carbon price