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 5.18
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -2.85 -0.375 1.07
Prot (kg) -4.93 -0.441 2.18
Fertility Sub Index -4.36
Calving Interval (days) 2.12 -1.459 -3.09
Survival (%) -1.13 1.117 -1.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.37
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) -0.13 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 1.22

* Based on an €80/tonne carbon price