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 13.23
Milk (kg) -292.00 -0.014 4.09
Fat (kg) -16.10 -0.375 6.03
Prot (kg) -7.04 -0.441 3.11
Fertility Sub Index 3.67
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) 0.32 1.117 0.36
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index 1.04
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) -4.97 -0.432 2.15
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 21.79

* Based on an €80/tonne carbon price