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 2.48
Milk (kg) -68.00 -0.014 0.95
Fat (kg) -3.27 -0.375 1.22
Prot (kg) -0.69 -0.441 0.30
Fertility Sub Index 6.42
Calving Interval (days) -2.83 -1.459 4.13
Survival (%) 2.05 1.117 2.29
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.51
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.21 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 18.43

* Based on an €80/tonne carbon price