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 15.55
Milk (kg) -330.00 -0.014 4.62
Fat (kg) -13.31 -0.375 4.99
Prot (kg) -13.47 -0.441 5.95
Fertility Sub Index 4.03
Calving Interval (days) -3.97 -1.459 5.79
Survival (%) -1.58 1.117 -1.77
Calving Sub Index -3.58
Gestation Length (days) 3.89 -0.919 -3.58
Beef Sub Index 1.98
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) -4.10 -0.432 1.77
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 19.85

* Based on an €80/tonne carbon price