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 -3.40
Milk (kg) -33.00 -0.014 0.46
Fat (kg) 8.62 -0.375 -3.23
Prot (kg) 1.44 -0.441 -0.64
Fertility Sub Index 0.11
Calving Interval (days) 0.66 -1.459 -0.96
Survival (%) 0.96 1.117 1.07
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 3.17
Carcass Weight (kg) -8.90 -0.528 4.69
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 5.90

* Based on an €80/tonne carbon price