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 13.40
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -11.18 -0.375 4.19
Prot (kg) -12.90 -0.441 5.69
Fertility Sub Index 6.36
Calving Interval (days) -5.15 -1.459 7.51
Survival (%) -1.03 1.117 -1.15
Calving Sub Index -3.60
Gestation Length (days) 3.92 -0.919 -3.60
Beef Sub Index 2.04
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -4.11 -0.432 1.77
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 20.37

* Based on an €80/tonne carbon price