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 0.66
Milk (kg) 90.00 -0.014 -1.26
Fat (kg) -1.79 -0.375 0.67
Prot (kg) -2.82 -0.441 1.24
Fertility Sub Index -15.24
Calving Interval (days) 8.27 -1.459 -12.07
Survival (%) -2.84 1.117 -3.17
Calving Sub Index 1.91
Gestation Length (days) -2.08 -0.919 1.91
Beef Sub Index 0.75
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.29 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index -11.28

* Based on an €80/tonne carbon price