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 14.35
Milk (kg) -289.00 -0.014 4.05
Fat (kg) -12.92 -0.375 4.84
Prot (kg) -12.39 -0.441 5.47
Fertility Sub Index 4.57
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) 0.71 1.117 0.79
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index -0.10
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.05 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 19.86

* Based on an €80/tonne carbon price