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 3.06
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -2.10 -0.375 0.79
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index 7.10
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 1.95 1.117 2.18
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.32
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -1.21 -0.432 0.52
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 22.58

* Based on an €80/tonne carbon price