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 6.45
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -0.91 -0.375 0.34
Prot (kg) -5.88 -0.441 2.60
Fertility Sub Index 11.70
Calving Interval (days) -5.57 -1.459 8.13
Survival (%) 3.20 1.117 3.58
Calving Sub Index 2.11
Gestation Length (days) -2.30 -0.919 2.11
Beef Sub Index 3.09
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 25.19

* Based on an €80/tonne carbon price