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 15.74
Milk (kg) -531.00 -0.014 7.43
Fat (kg) -13.66 -0.375 5.12
Prot (kg) -7.23 -0.441 3.19
Fertility Sub Index 7.87
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) 1.72 1.117 1.92
Calving Sub Index 2.12
Gestation Length (days) -2.31 -0.919 2.12
Beef Sub Index -2.53
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 3.79 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 23.52

* Based on an €80/tonne carbon price