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 -5.51
Milk (kg) 95.00 -0.014 -1.33
Fat (kg) 8.25 -0.375 -3.09
Prot (kg) 2.47 -0.441 -1.09
Fertility Sub Index -3.35
Calving Interval (days) 1.93 -1.459 -2.82
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index 0.04
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index -8.93

* Based on an €80/tonne carbon price