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 2.06
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -1.28 -0.375 0.48
Prot (kg) -2.97 -0.441 1.31
Fertility Sub Index -4.54
Calving Interval (days) 2.75 -1.459 -4.01
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 0.64
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.31 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 1.45

* Based on an €80/tonne carbon price