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 14.21
Milk (kg) -352.00 -0.014 4.93
Fat (kg) -13.22 -0.375 4.95
Prot (kg) -9.82 -0.441 4.33
Fertility Sub Index 5.04
Calving Interval (days) -2.82 -1.459 4.11
Survival (%) 0.83 1.117 0.93
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index 2.75
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -3.08 -0.432 1.33
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 28.68

* Based on an €80/tonne carbon price