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 6.67
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -4.74 -0.375 1.78
Prot (kg) -5.50 -0.441 2.43
Fertility Sub Index -5.17
Calving Interval (days) 2.17 -1.459 -3.17
Survival (%) -1.79 1.117 -2.00
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 2.48
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 8.41

* Based on an €80/tonne carbon price