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 16.21
Milk (kg) -522.00 -0.014 7.31
Fat (kg) -8.81 -0.375 3.30
Prot (kg) -12.69 -0.441 5.60
Fertility Sub Index 5.37
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) 1.79 1.117 2.00
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index 1.58
Carcass Weight (kg) -9.60 -0.528 5.06
Age of Slaughter (days) 8.07 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 10.58
Live WT (kg) -34.50 -0.307 10.58
Total Carbon Sub Index 34.59

* Based on an €80/tonne carbon price