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 1.17
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -0.66 -0.375 0.25
Prot (kg) -0.79 -0.441 0.35
Fertility Sub Index 7.85
Calving Interval (days) -3.66 -1.459 5.34
Survival (%) 2.25 1.117 2.51
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.28
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 3.62 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 17.77

* Based on an €80/tonne carbon price