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 1.64
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -1.35 -0.375 0.51
Prot (kg) -1.46 -0.441 0.64
Fertility Sub Index 1.09
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) 0.13 1.117 0.15
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 2.28
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -2.47 -0.432 1.07
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 14.83

* Based on an €80/tonne carbon price