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 8.28
Milk (kg) -417.00 -0.014 5.84
Fat (kg) 1.07 -0.375 -0.40
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index 4.02
Calving Interval (days) -1.57 -1.459 2.29
Survival (%) 1.55 1.117 1.73
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -1.60
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 8.60 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 7.17
Live WT (kg) -23.40 -0.307 7.17
Total Carbon Sub Index 18.59

* Based on an €80/tonne carbon price