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 -1.00
Milk (kg) 91.00 -0.014 -1.27
Fat (kg) -0.77 -0.375 0.29
Prot (kg) 0.04 -0.441 -0.02
Fertility Sub Index -6.53
Calving Interval (days) 3.32 -1.459 -4.84
Survival (%) -1.51 1.117 -1.69
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index -0.47
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index -7.96

* Based on an €80/tonne carbon price