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 8.43
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -1.06 -0.375 0.40
Prot (kg) -11.37 -0.441 5.02
Fertility Sub Index -2.92
Calving Interval (days) 1.58 -1.459 -2.31
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 0.04
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 7.59

* Based on an €80/tonne carbon price