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 5.82
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -4.26 -0.375 1.60
Prot (kg) -4.71 -0.441 2.08
Fertility Sub Index 5.77
Calving Interval (days) -4.97 -1.459 7.25
Survival (%) -1.33 1.117 -1.49
Calving Sub Index -3.11
Gestation Length (days) 3.38 -0.919 -3.11
Beef Sub Index 2.37
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -4.39 -0.432 1.90
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 13.78

* Based on an €80/tonne carbon price