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 8.07
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -5.21 -0.375 1.95
Prot (kg) -5.90 -0.441 2.60
Fertility Sub Index 17.20
Calving Interval (days) -9.40 -1.459 13.71
Survival (%) 3.12 1.117 3.49
Calving Sub Index 2.43
Gestation Length (days) -2.64 -0.919 2.43
Beef Sub Index 1.81
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 2.65 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 35.63

* Based on an €80/tonne carbon price