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 1.08
Milk (kg) -149.00 -0.014 2.09
Fat (kg) 3.66 -0.375 -1.37
Prot (kg) -0.83 -0.441 0.37
Fertility Sub Index 6.85
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 1.86 1.117 2.08
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.18
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.38 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 20.13

* Based on an €80/tonne carbon price