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 1.66
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -1.51 -0.375 0.57
Prot (kg) -0.82 -0.441 0.36
Fertility Sub Index -0.47
Calving Interval (days) 1.01 -1.459 -1.47
Survival (%) 0.90 1.117 1.01
Calving Sub Index -0.85
Gestation Length (days) 0.92 -0.919 -0.85
Beef Sub Index -1.34
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 6.16 -0.432 -2.66
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 4.36

* Based on an €80/tonne carbon price