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 8.50
Milk (kg) -213.00 -0.014 2.98
Fat (kg) -5.80 -0.375 2.17
Prot (kg) -7.58 -0.441 3.35
Fertility Sub Index 4.36
Calving Interval (days) -2.23 -1.459 3.25
Survival (%) 0.99 1.117 1.11
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index -0.85
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 2.95 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 18.77

* Based on an €80/tonne carbon price