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 24.23
Milk (kg) -562.00 -0.014 7.87
Fat (kg) -25.17 -0.375 9.43
Prot (kg) -15.71 -0.441 6.93
Fertility Sub Index 5.84
Calving Interval (days) -3.97 -1.459 5.79
Survival (%) 0.04 1.117 0.04
Calving Sub Index 1.66
Gestation Length (days) -1.81 -0.919 1.66
Beef Sub Index 1.49
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -3.94 -0.432 1.70
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 36.35

* Based on an €80/tonne carbon price