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 2.55
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -1.55 -0.375 0.58
Prot (kg) -2.17 -0.441 0.96
Fertility Sub Index 4.48
Calving Interval (days) -1.81 -1.459 2.64
Survival (%) 1.65 1.117 1.84
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index -0.93
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 8.27 -0.432 -3.57
Maintenance Sub Index Maint. Sub Index 7.88
Live WT (kg) -25.70 -0.307 7.88
Total Carbon Sub Index 14.82

* Based on an €80/tonne carbon price