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 2.01
Milk (kg) -32.00 -0.014 0.45
Fat (kg) 2.27 -0.375 -0.85
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index -1.42
Calving Interval (days) 0.93 -1.459 -1.36
Survival (%) -0.06 1.117 -0.07
Calving Sub Index 1.58
Gestation Length (days) -1.72 -0.919 1.58
Beef Sub Index 0.85
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.30 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 5.62

* Based on an €80/tonne carbon price