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 2.03
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -0.38 -0.375 0.14
Prot (kg) -3.81 -0.441 1.68
Fertility Sub Index -6.48
Calving Interval (days) 3.49 -1.459 -5.09
Survival (%) -1.24 1.117 -1.39
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 0.49
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.65 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index -2.93

* Based on an €80/tonne carbon price