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 6.14
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -4.88 -0.375 1.83
Prot (kg) -3.46 -0.441 1.53
Fertility Sub Index 8.00
Calving Interval (days) -4.77 -1.459 6.96
Survival (%) 0.93 1.117 1.04
Calving Sub Index 3.08
Gestation Length (days) -3.35 -0.919 3.08
Beef Sub Index -2.32
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) 0.24 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index -0.46
Live WT (kg) 1.50 -0.307 -0.46
Total Carbon Sub Index 14.44

* Based on an €80/tonne carbon price