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) 134.00 -0.014 -1.88
Fat (kg) 7.81 -0.375 -2.93
Prot (kg) 1.35 -0.441 -0.60
Fertility Sub Index -0.13
Calving Interval (days) -0.03 -1.459 0.04
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.28
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index -3.77

* Based on an €80/tonne carbon price