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 12.34
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -14.14 -0.375 5.30
Prot (kg) -9.07 -0.441 4.00
Fertility Sub Index 9.15
Calving Interval (days) -5.56 -1.459 8.11
Survival (%) 0.93 1.117 1.04
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 3.11
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) -1.10 -0.432 0.47
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 31.22

* Based on an €80/tonne carbon price