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 5.68
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -4.03 -0.375 1.51
Prot (kg) -5.57 -0.441 2.46
Fertility Sub Index 0.16
Calving Interval (days) 2.11 -1.459 -3.08
Survival (%) 2.90 1.117 3.24
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.81
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 11.80

* Based on an €80/tonne carbon price