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 10.82
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -9.87 -0.375 3.70
Prot (kg) -10.82 -0.441 4.78
Fertility Sub Index 5.41
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) 0.99 1.117 1.11
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index 0.76
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 10.18
Live WT (kg) -33.20 -0.307 10.18
Total Carbon Sub Index 28.11

* Based on an €80/tonne carbon price