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 2.48
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -0.70 -0.375 0.26
Prot (kg) -4.73 -0.441 2.09
Fertility Sub Index -1.91
Calving Interval (days) 1.73 -1.459 -2.52
Survival (%) 0.55 1.117 0.61
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.34
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.84 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -0.12

* Based on an €80/tonne carbon price