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 2.62
Milk (kg) -176.00 -0.014 2.46
Fat (kg) 0.90 -0.375 -0.34
Prot (kg) -1.11 -0.441 0.49
Fertility Sub Index 5.06
Calving Interval (days) -2.82 -1.459 4.11
Survival (%) 0.85 1.117 0.95
Calving Sub Index 2.11
Gestation Length (days) -2.30 -0.919 2.11
Beef Sub Index 1.97
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 11.46

* Based on an €80/tonne carbon price