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 10.51
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -5.47 -0.375 2.05
Prot (kg) -13.91 -0.441 6.14
Fertility Sub Index 0.86
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) 0.08 1.117 0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.22
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 13.42

* Based on an €80/tonne carbon price