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 2.12
Milk (kg) -34.00 -0.014 0.48
Fat (kg) 1.36 -0.375 -0.51
Prot (kg) -4.89 -0.441 2.16
Fertility Sub Index -7.55
Calving Interval (days) 4.46 -1.459 -6.51
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 1.55
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -5.31

* Based on an €80/tonne carbon price