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 6.43
Milk (kg) -356.00 -0.014 4.98
Fat (kg) 4.21 -0.375 -1.58
Prot (kg) -6.86 -0.441 3.03
Fertility Sub Index 5.25
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 0.79 1.117 0.88
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -2.13
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 8.61 -0.432 -3.72
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 17.08

* Based on an €80/tonne carbon price