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 18.64
Milk (kg) -384.00 -0.014 5.38
Fat (kg) -15.79 -0.375 5.91
Prot (kg) -16.65 -0.441 7.35
Fertility Sub Index 0.88
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) 0.08 1.117 0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.20
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 20.87

* Based on an €80/tonne carbon price