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 0.17
Milk (kg) 89.00 -0.014 -1.25
Fat (kg) 0.08 -0.375 -0.03
Prot (kg) -3.27 -0.441 1.44
Fertility Sub Index 5.56
Calving Interval (days) -3.39 -1.459 4.95
Survival (%) 0.55 1.117 0.61
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 2.12
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 0.21 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 13.41

* Based on an €80/tonne carbon price