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 5.56
Milk (kg) -211.00 -0.014 2.95
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index -2.03
Calving Interval (days) 0.11 -1.459 -0.16
Survival (%) -1.67 1.117 -1.87
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 2.90
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 2.94 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 10.17

* Based on an €80/tonne carbon price