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 9.39
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -9.19 -0.375 3.44
Prot (kg) -8.09 -0.441 3.57
Fertility Sub Index 4.43
Calving Interval (days) -2.40 -1.459 3.50
Survival (%) 0.83 1.117 0.93
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 5.68
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) -2.17 -0.432 0.94
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 24.24

* Based on an €80/tonne carbon price