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 1.41
Milk (kg) -76.00 -0.014 1.06
Fat (kg) 3.98 -0.375 -1.49
Prot (kg) -4.17 -0.441 1.84
Fertility Sub Index 0.66
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.09
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 3.99

* Based on an €80/tonne carbon price