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 7.02
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -4.55 -0.375 1.70
Prot (kg) -8.50 -0.441 3.75
Fertility Sub Index -1.58
Calving Interval (days) 0.95 -1.459 -1.39
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.26
Gestation Length (days) 0.28 -0.919 -0.26
Beef Sub Index 0.53
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 6.31

* Based on an €80/tonne carbon price