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 0.51
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -0.50 -0.375 0.19
Prot (kg) -0.54 -0.441 0.24
Fertility Sub Index 1.17
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) 0.00 1.117 0.00
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.02
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 3.40

* Based on an €80/tonne carbon price