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 10.87
Milk (kg) -438.00 -0.014 6.13
Fat (kg) 4.71 -0.375 -1.76
Prot (kg) -14.74 -0.441 6.51
Fertility Sub Index 7.40
Calving Interval (days) -4.27 -1.459 6.23
Survival (%) 1.05 1.117 1.17
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.05
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 21.90

* Based on an €80/tonne carbon price