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 2.66
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -0.83 -0.375 0.31
Prot (kg) -0.79 -0.441 0.35
Fertility Sub Index 6.16
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) 0.63 1.117 0.70
Calving Sub Index 2.37
Gestation Length (days) -2.58 -0.919 2.37
Beef Sub Index 0.51
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 5.54 -0.432 -2.39
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 14.95

* Based on an €80/tonne carbon price