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 7.85
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -8.73 -0.375 3.27
Prot (kg) -5.31 -0.441 2.34
Fertility Sub Index 9.06
Calving Interval (days) -4.57 -1.459 6.67
Survival (%) 2.14 1.117 2.39
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.32
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 22.79

* Based on an €80/tonne carbon price