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 -1.77
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) 3.12 -0.375 -1.17
Prot (kg) 0.98 -0.441 -0.43
Fertility Sub Index -0.94
Calving Interval (days) 0.45 -1.459 -0.66
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index -1.32

* Based on an €80/tonne carbon price