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 12.40
Milk (kg) -322.00 -0.014 4.51
Fat (kg) -8.17 -0.375 3.06
Prot (kg) -10.94 -0.441 4.83
Fertility Sub Index -3.77
Calving Interval (days) 1.70 -1.459 -2.48
Survival (%) -1.15 1.117 -1.28
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 1.26
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 3.81 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 11.71

* Based on an €80/tonne carbon price