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 3.50
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -2.50 -0.375 0.94
Prot (kg) -4.16 -0.441 1.84
Fertility Sub Index 4.31
Calving Interval (days) -3.39 -1.459 4.95
Survival (%) -0.57 1.117 -0.64
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.78
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -1.20 -0.432 0.52
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 10.06

* Based on an €80/tonne carbon price