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 13.43
Milk (kg) -295.00 -0.014 4.13
Fat (kg) -10.38 -0.375 3.89
Prot (kg) -12.27 -0.441 5.42
Fertility Sub Index 0.38
Calving Interval (days) -1.43 -1.459 2.09
Survival (%) -1.53 1.117 -1.71
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 0.57
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 3.81 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index -5.36
Live WT (kg) 17.50 -0.307 -5.36
Total Carbon Sub Index 9.27

* Based on an €80/tonne carbon price