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 2.04
Milk (kg) -84.00 -0.014 1.18
Fat (kg) 0.38 -0.375 -0.14
Prot (kg) -2.27 -0.441 1.00
Fertility Sub Index 4.50
Calving Interval (days) -2.85 -1.459 4.16
Survival (%) 0.31 1.117 0.35
Calving Sub Index 1.86
Gestation Length (days) -2.02 -0.919 1.86
Beef Sub Index 7.79
Carcass Weight (kg) -17.40 -0.528 9.18
Age of Slaughter (days) 3.21 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 8.89
Live WT (kg) -29.00 -0.307 8.89
Total Carbon Sub Index 25.08

* Based on an €80/tonne carbon price