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 -15.56
Milk (kg) 279.00 -0.014 -3.91
Fat (kg) 9.49 -0.375 -3.55
Prot (kg) 18.35 -0.441 -8.10
Fertility Sub Index -3.01
Calving Interval (days) 1.71 -1.459 -2.49
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 0.19
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.74 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index -18.22

* Based on an €80/tonne carbon price