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 1.05
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -1.54 -0.375 0.58
Prot (kg) -0.32 -0.441 0.14
Fertility Sub Index -1.01
Calving Interval (days) 1.53 -1.459 -2.23
Survival (%) 1.09 1.117 1.22
Calving Sub Index -0.94
Gestation Length (days) 1.02 -0.919 -0.94
Beef Sub Index -1.63
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 6.23 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 2.49

* Based on an €80/tonne carbon price