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 15.06
Milk (kg) -489.00 -0.014 6.85
Fat (kg) -7.23 -0.375 2.71
Prot (kg) -12.48 -0.441 5.51
Fertility Sub Index 9.34
Calving Interval (days) -5.01 -1.459 7.31
Survival (%) 1.82 1.117 2.03
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index 4.83
Carcass Weight (kg) -8.40 -0.528 4.43
Age of Slaughter (days) -0.93 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 34.97

* Based on an €80/tonne carbon price