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 3.54
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -5.42 -0.375 2.03
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index -4.23
Calving Interval (days) 2.53 -1.459 -3.69
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index -1.09
Carcass Weight (kg) 0.00 -0.528 0.00
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index -3.10
Live WT (kg) 10.10 -0.307 -3.10
Total Carbon Sub Index -3.65

* Based on an €80/tonne carbon price