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 5.40
Milk (kg) -210.00 -0.014 2.94
Fat (kg) -0.61 -0.375 0.23
Prot (kg) -5.05 -0.441 2.23
Fertility Sub Index -1.04
Calving Interval (days) 0.61 -1.459 -0.89
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.48
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.93 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 6.03

* Based on an €80/tonne carbon price