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 11.12
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -10.86 -0.375 4.07
Prot (kg) -9.53 -0.441 4.21
Fertility Sub Index 4.53
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) 2.66 1.117 2.97
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index -1.11
Carcass Weight (kg) 2.40 -0.528 -1.27
Age of Slaughter (days) -0.35 -0.432 0.15
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 22.71

* Based on an €80/tonne carbon price