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 6.38
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -8.82 -0.375 3.30
Prot (kg) -4.44 -0.441 1.96
Fertility Sub Index -2.12
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) -1.00 1.117 -1.12
Calving Sub Index -1.45
Gestation Length (days) 1.58 -0.919 -1.45
Beef Sub Index -5.23
Carcass Weight (kg) 5.20 -0.528 -2.74
Age of Slaughter (days) 5.76 -0.432 -2.49
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index -2.06

* Based on an €80/tonne carbon price