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 -5.07
Milk (kg) 26.00 -0.014 -0.36
Fat (kg) 4.99 -0.375 -1.87
Prot (kg) 6.43 -0.441 -2.84
Fertility Sub Index 4.99
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 1.02 1.117 1.14
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.70
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.34 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 10.36

* Based on an €80/tonne carbon price