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 1.48
Milk (kg) -82.00 -0.014 1.15
Fat (kg) 0.61 -0.375 -0.23
Prot (kg) -1.27 -0.441 0.56
Fertility Sub Index 6.86
Calving Interval (days) -3.33 -1.459 4.86
Survival (%) 1.79 1.117 2.00
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.51
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 16.60

* Based on an €80/tonne carbon price