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 30.11
Milk (kg) -678.00 -0.014 9.49
Fat (kg) -26.06 -0.375 9.76
Prot (kg) -24.60 -0.441 10.86
Fertility Sub Index 2.63
Calving Interval (days) -1.77 -1.459 2.58
Survival (%) 0.04 1.117 0.04
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 0.52
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 35.21

* Based on an €80/tonne carbon price