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 2.66
Milk (kg) -127.00 -0.014 1.78
Fat (kg) 2.27 -0.375 -0.85
Prot (kg) -3.92 -0.441 1.73
Fertility Sub Index -8.31
Calving Interval (days) 5.89 -1.459 -8.59
Survival (%) 0.25 1.117 0.28
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 4.85
Carcass Weight (kg) -9.40 -0.528 4.96
Age of Slaughter (days) 0.25 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 9.01
Live WT (kg) -29.40 -0.307 9.01
Total Carbon Sub Index 8.53

* Based on an €80/tonne carbon price