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 1.14
Milk (kg) -15.00 -0.014 0.21
Fat (kg) 0.23 -0.375 -0.09
Prot (kg) -2.31 -0.441 1.02
Fertility Sub Index 4.74
Calving Interval (days) -3.02 -1.459 4.41
Survival (%) 0.30 1.117 0.34
Calving Sub Index -2.34
Gestation Length (days) 2.55 -0.919 -2.34
Beef Sub Index -0.63
Carcass Weight (kg) 2.40 -0.528 -1.27
Age of Slaughter (days) -1.48 -0.432 0.64
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 3.01

* Based on an €80/tonne carbon price