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 3.04
Milk (kg) 37.00 -0.014 -0.52
Fat (kg) -4.13 -0.375 1.55
Prot (kg) -4.55 -0.441 2.01
Fertility Sub Index -0.72
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.13
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 2.22

* Based on an €80/tonne carbon price