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 -2.29
Milk (kg) 22.00 -0.014 -0.31
Fat (kg) 3.14 -0.375 -1.18
Prot (kg) 1.82 -0.441 -0.80
Fertility Sub Index 4.47
Calving Interval (days) -2.03 -1.459 2.96
Survival (%) 1.35 1.117 1.51
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.59
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 9.68

* Based on an €80/tonne carbon price