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 15.29
Milk (kg) -322.00 -0.014 4.51
Fat (kg) -13.68 -0.375 5.12
Prot (kg) -12.82 -0.441 5.66
Fertility Sub Index 8.29
Calving Interval (days) -5.31 -1.459 7.75
Survival (%) 0.49 1.117 0.55
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 2.10
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 1.13 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 31.77

* Based on an €80/tonne carbon price