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 10.87
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -11.38 -0.375 4.26
Prot (kg) -10.73 -0.441 4.74
Fertility Sub Index 2.80
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 1.64 1.117 1.83
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index 3.23
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) -0.40 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 21.38

* Based on an €80/tonne carbon price