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 -3.01
Milk (kg) -30.00 -0.014 0.42
Fat (kg) 9.40 -0.375 -3.52
Prot (kg) -0.21 -0.441 0.09
Fertility Sub Index 1.85
Calving Interval (days) -2.34 -1.459 3.41
Survival (%) -1.40 1.117 -1.56
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index -0.63
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 0.12 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index -4.45

* Based on an €80/tonne carbon price