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 0.74
Milk (kg) -114.00 -0.014 1.60
Fat (kg) 2.91 -0.375 -1.09
Prot (kg) -0.53 -0.441 0.23
Fertility Sub Index 5.33
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 1.49 1.117 1.66
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.23
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.70 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 15.90

* Based on an €80/tonne carbon price