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 1.66
Milk (kg) -138.00 -0.014 1.93
Fat (kg) 0.09 -0.375 -0.03
Prot (kg) 0.55 -0.441 -0.24
Fertility Sub Index -3.52
Calving Interval (days) 1.41 -1.459 -2.06
Survival (%) -1.31 1.117 -1.46
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 0.99
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.36 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -0.13

* Based on an €80/tonne carbon price