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 8.98
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -10.98 -0.375 4.11
Prot (kg) -6.65 -0.441 2.94
Fertility Sub Index 1.46
Calving Interval (days) -1.39 -1.459 2.03
Survival (%) -0.51 1.117 -0.57
Calving Sub Index -1.34
Gestation Length (days) 1.46 -0.919 -1.34
Beef Sub Index -1.30
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) -0.65 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 10.92

* Based on an €80/tonne carbon price