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 -2.51
Milk (kg) 36.00 -0.014 -0.50
Fat (kg) 4.39 -0.375 -1.64
Prot (kg) 0.81 -0.441 -0.36
Fertility Sub Index 1.51
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 0.20
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index -0.49

* Based on an €80/tonne carbon price