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 17.49
Milk (kg) -281.00 -0.014 3.93
Fat (kg) -17.74 -0.375 6.64
Prot (kg) -15.65 -0.441 6.91
Fertility Sub Index 1.28
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) 0.17 1.117 0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.11
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 20.05

* Based on an €80/tonne carbon price