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 1.54
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -0.94 -0.375 0.35
Prot (kg) -2.19 -0.441 0.97
Fertility Sub Index 0.25
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) 0.17 1.117 0.19
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index 0.18
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 2.56

* Based on an €80/tonne carbon price