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 3.96
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -5.21 -0.375 1.95
Prot (kg) -3.25 -0.441 1.43
Fertility Sub Index 0.50
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.04
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 5.82

* Based on an €80/tonne carbon price