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 -1.05
Milk (kg) 9.00 -0.014 -0.13
Fat (kg) 1.23 -0.375 -0.46
Prot (kg) 1.06 -0.441 -0.47
Fertility Sub Index 7.92
Calving Interval (days) -3.81 -1.459 5.56
Survival (%) 2.11 1.117 2.36
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.47
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -1.82 -0.432 0.79
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 18.23

* Based on an €80/tonne carbon price