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 3.88
Milk (kg) -154.00 -0.014 2.16
Fat (kg) 0.70 -0.375 -0.26
Prot (kg) -4.51 -0.441 1.99
Fertility Sub Index 6.14
Calving Interval (days) -3.54 -1.459 5.17
Survival (%) 0.87 1.117 0.97
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 2.29
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -0.65 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 15.27

* Based on an €80/tonne carbon price