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 6.47
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -5.56 -0.375 2.08
Prot (kg) -5.02 -0.441 2.22
Fertility Sub Index 7.31
Calving Interval (days) -4.23 -1.459 6.17
Survival (%) 1.02 1.117 1.14
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -0.04
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 17.11

* Based on an €80/tonne carbon price