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 9.93
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -9.04 -0.375 3.39
Prot (kg) -9.35 -0.441 4.13
Fertility Sub Index 5.68
Calving Interval (days) -3.52 -1.459 5.14
Survival (%) 0.49 1.117 0.55
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 1.09
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -0.21 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 19.89

* Based on an €80/tonne carbon price