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 5.78
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -2.03 -0.375 0.76
Prot (kg) -5.05 -0.441 2.23
Fertility Sub Index 1.76
Calving Interval (days) -0.84 -1.459 1.23
Survival (%) 0.48 1.117 0.54
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.14
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 8.85

* Based on an €80/tonne carbon price