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 3.91
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -2.27 -0.375 0.85
Prot (kg) -3.07 -0.441 1.35
Fertility Sub Index 4.01
Calving Interval (days) -1.57 -1.459 2.29
Survival (%) 1.54 1.117 1.72
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -1.34
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 8.61 -0.432 -3.72
Maintenance Sub Index Maint. Sub Index 7.69
Live WT (kg) -25.10 -0.307 7.69
Total Carbon Sub Index 14.97

* Based on an €80/tonne carbon price