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 7.93
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -4.53 -0.375 1.70
Prot (kg) -6.23 -0.441 2.75
Fertility Sub Index 4.14
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) 1.54 1.117 1.72
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -1.93
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 8.74 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 7.11
Live WT (kg) -23.20 -0.307 7.11
Total Carbon Sub Index 17.97

* Based on an €80/tonne carbon price