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 20.62
Milk (kg) -511.00 -0.014 7.15
Fat (kg) -17.51 -0.375 6.56
Prot (kg) -15.64 -0.441 6.90
Fertility Sub Index 6.17
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 1.75 1.117 1.96
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -1.19
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 6.31 -0.432 -2.72
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 29.98

* Based on an €80/tonne carbon price