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 8.72
Milk (kg) -224.00 -0.014 3.14
Fat (kg) -7.53 -0.375 2.82
Prot (kg) -6.27 -0.441 2.77
Fertility Sub Index 2.63
Calving Interval (days) -2.08 -1.459 3.03
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 1.45
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -1.03 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 15.80

* Based on an €80/tonne carbon price