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 13.11
Milk (kg) -247.00 -0.014 3.46
Fat (kg) -13.91 -0.375 5.21
Prot (kg) -10.07 -0.441 4.44
Fertility Sub Index 5.71
Calving Interval (days) -3.62 -1.459 5.28
Survival (%) 0.38 1.117 0.42
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index 2.40
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -0.79 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 23.27

* Based on an €80/tonne carbon price