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 0.65
Milk (kg) -34.00 -0.014 0.48
Fat (kg) 0.10 -0.375 -0.04
Prot (kg) -0.48 -0.441 0.21
Fertility Sub Index 6.84
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 1.85 1.117 2.07
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.13
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.37 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 16.45

* Based on an €80/tonne carbon price