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 7.40
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -6.41 -0.375 2.40
Prot (kg) -6.40 -0.441 2.82
Fertility Sub Index 5.33
Calving Interval (days) -2.62 -1.459 3.82
Survival (%) 1.35 1.117 1.51
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.85
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.62 -0.432 0.27
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 24.52

* Based on an €80/tonne carbon price