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) 3.80 -0.375 -1.42
Prot (kg) -0.94 -0.441 0.41
Fertility Sub Index 1.42
Calving Interval (days) -0.84 -1.459 1.23
Survival (%) 0.17 1.117 0.19
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 2.77
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -3.48 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 6.84
Live WT (kg) -22.30 -0.307 6.84
Total Carbon Sub Index 15.93

* Based on an €80/tonne carbon price