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 5.25
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -7.30 -0.375 2.73
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index 0.77
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) -0.64 1.117 -0.72
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.27
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 7.06

* Based on an €80/tonne carbon price