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 4.14
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -2.48 -0.375 0.93
Prot (kg) -3.25 -0.441 1.43
Fertility Sub Index 4.22
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) 1.58 1.117 1.77
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -1.78
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 8.52 -0.432 -3.68
Maintenance Sub Index Maint. Sub Index 7.17
Live WT (kg) -23.40 -0.307 7.17
Total Carbon Sub Index 14.48

* Based on an €80/tonne carbon price