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 14.97
Milk (kg) -291.00 -0.014 4.07
Fat (kg) -15.89 -0.375 5.95
Prot (kg) -11.21 -0.441 4.95
Fertility Sub Index 5.95
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 0.68 1.117 0.76
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 1.71
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 25.78

* Based on an €80/tonne carbon price