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 1.24
Milk (kg) -166.00 -0.014 2.32
Fat (kg) 5.53 -0.375 -2.07
Prot (kg) -2.24 -0.441 0.99
Fertility Sub Index 4.42
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) 3.41 1.117 3.81
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 4.62
Carcass Weight (kg) -9.50 -0.528 5.01
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 8.15
Live WT (kg) -26.60 -0.307 8.15
Total Carbon Sub Index 17.97

* Based on an €80/tonne carbon price