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 -1.81
Milk (kg) -75.00 -0.014 1.05
Fat (kg) 4.75 -0.375 -1.78
Prot (kg) 2.45 -0.441 -1.08
Fertility Sub Index 5.75
Calving Interval (days) -4.17 -1.459 6.08
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -0.75
Gestation Length (days) 0.82 -0.919 -0.75
Beef Sub Index -7.57
Carcass Weight (kg) 8.20 -0.528 -4.33
Age of Slaughter (days) 7.52 -0.432 -3.25
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index -5.31

* Based on an €80/tonne carbon price