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 19.34
Milk (kg) -802.00 -0.014 11.23
Fat (kg) -1.08 -0.375 0.40
Prot (kg) -17.47 -0.441 7.71
Fertility Sub Index 4.51
Calving Interval (days) -1.81 -1.459 2.64
Survival (%) 1.67 1.117 1.87
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 0.64
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 6.22 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index 8.95
Live WT (kg) -29.20 -0.307 8.95
Total Carbon Sub Index 34.34

* Based on an €80/tonne carbon price