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 1.39
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -2.51 -0.375 0.94
Prot (kg) 0.12 -0.441 -0.05
Fertility Sub Index -0.17
Calving Interval (days) 1.13 -1.459 -1.65
Survival (%) 1.32 1.117 1.47
Calving Sub Index -0.56
Gestation Length (days) 0.61 -0.919 -0.56
Beef Sub Index -2.27
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 7.08 -0.432 -3.06
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 3.45

* Based on an €80/tonne carbon price