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 2.87
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -2.09 -0.375 0.78
Prot (kg) -1.85 -0.441 0.82
Fertility Sub Index 3.76
Calving Interval (days) -2.61 -1.459 3.81
Survival (%) -0.04 1.117 -0.04
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index -0.25
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 0.10 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 8.49

* Based on an €80/tonne carbon price