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 10.48
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -6.56 -0.375 2.46
Prot (kg) -11.02 -0.441 4.86
Fertility Sub Index 1.27
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 0.34 1.117 0.38
Calving Sub Index -0.42
Gestation Length (days) 0.46 -0.919 -0.42
Beef Sub Index -0.01
Carcass Weight (kg) -2.15 -0.528 1.13
Age of Slaughter (days) 2.66 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 15.49

* Based on an €80/tonne carbon price