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 3.93
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -2.31 -0.375 0.87
Prot (kg) -3.08 -0.441 1.36
Fertility Sub Index 3.98
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 1.56 1.117 1.74
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.31
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 8.53 -0.432 -3.68
Maintenance Sub Index Maint. Sub Index 8.74
Live WT (kg) -28.50 -0.307 8.74
Total Carbon Sub Index 17.06

* Based on an €80/tonne carbon price