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 7.11
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -6.36 -0.375 2.38
Prot (kg) -4.93 -0.441 2.18
Fertility Sub Index 2.53
Calving Interval (days) -1.28 -1.459 1.87
Survival (%) 0.59 1.117 0.66
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.26
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 11.39

* Based on an €80/tonne carbon price