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 1.47
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -1.53 -0.375 0.57
Prot (kg) 1.15 -0.441 -0.51
Fertility Sub Index -4.57
Calving Interval (days) 2.42 -1.459 -3.53
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index 0.60
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index -0.52

* Based on an €80/tonne carbon price