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 10.26
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -11.45 -0.375 4.29
Prot (kg) -8.21 -0.441 3.62
Fertility Sub Index 7.35
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 2.07 1.117 2.31
Calving Sub Index -1.51
Gestation Length (days) 1.64 -0.919 -1.51
Beef Sub Index -2.15
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 5.58 -0.432 -2.41
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 18.62

* Based on an €80/tonne carbon price