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 2.49
Milk (kg) -69.00 -0.014 0.97
Fat (kg) 0.49 -0.375 -0.18
Prot (kg) -3.87 -0.441 1.71
Fertility Sub Index 7.81
Calving Interval (days) -4.77 -1.459 6.96
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 2.43
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) -0.14 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 17.14

* Based on an €80/tonne carbon price