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 7.18
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -4.05 -0.375 1.52
Prot (kg) -8.54 -0.441 3.77
Fertility Sub Index -0.45
Calving Interval (days) 0.23 -1.459 -0.34
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.07
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 6.79

* Based on an €80/tonne carbon price