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 6.37
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -5.63 -0.375 2.11
Prot (kg) -4.93 -0.441 2.18
Fertility Sub Index 5.80
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 0.92 1.117 1.03
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 1.05
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.10 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 17.64

* Based on an €80/tonne carbon price