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 5.26
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -3.61 -0.375 1.35
Prot (kg) -5.53 -0.441 2.44
Fertility Sub Index -1.49
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) -0.50 1.117 -0.56
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 0.37
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 3.69

* Based on an €80/tonne carbon price