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 17.56
Milk (kg) -284.00 -0.014 3.98
Fat (kg) -13.41 -0.375 5.02
Prot (kg) -19.39 -0.441 8.56
Fertility Sub Index 12.96
Calving Interval (days) -6.57 -1.459 9.59
Survival (%) 3.02 1.117 3.37
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index -0.11
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 34.40

* Based on an €80/tonne carbon price