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 20.94
Milk (kg) -492.00 -0.014 6.89
Fat (kg) -22.18 -0.375 8.31
Prot (kg) -13.01 -0.441 5.74
Fertility Sub Index 5.19
Calving Interval (days) -4.85 -1.459 7.08
Survival (%) -1.69 1.117 -1.89
Calving Sub Index -3.26
Gestation Length (days) 3.55 -0.919 -3.26
Beef Sub Index 0.39
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) -2.98 -0.432 1.29
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index 23.32

* Based on an €80/tonne carbon price