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 13.65
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -14.13 -0.375 5.29
Prot (kg) -9.73 -0.441 4.29
Fertility Sub Index 6.25
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) 1.66 1.117 1.85
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.13
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 0.81 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 33.66

* Based on an €80/tonne carbon price