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 1.18
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -1.44 -0.375 0.54
Prot (kg) -0.50 -0.441 0.22
Fertility Sub Index -0.70
Calving Interval (days) 1.37 -1.459 -2.00
Survival (%) 1.16 1.117 1.30
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index -2.08
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 7.75 -0.432 -3.35
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 3.95

* Based on an €80/tonne carbon price