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 4.11
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -4.93 -0.375 1.85
Prot (kg) -2.69 -0.441 1.19
Fertility Sub Index 8.52
Calving Interval (days) -5.05 -1.459 7.37
Survival (%) 1.03 1.117 1.15
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 2.85
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -1.59 -0.432 0.69
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 20.17

* Based on an €80/tonne carbon price