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 -4.15
Milk (kg) 112.00 -0.014 -1.57
Fat (kg) 2.78 -0.375 -1.04
Prot (kg) 3.50 -0.441 -1.54
Fertility Sub Index -4.43
Calving Interval (days) 2.75 -1.459 -4.01
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index -0.77
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 3.12 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index -2.79
Live WT (kg) 9.10 -0.307 -2.79
Total Carbon Sub Index -11.51

* Based on an €80/tonne carbon price