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 17.88
Milk (kg) -390.00 -0.014 5.46
Fat (kg) -13.96 -0.375 5.23
Prot (kg) -16.29 -0.441 7.19
Fertility Sub Index 9.71
Calving Interval (days) -5.81 -1.459 8.48
Survival (%) 1.10 1.117 1.23
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 1.50
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 32.55

* Based on an €80/tonne carbon price