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 8.41
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -8.42 -0.375 3.15
Prot (kg) -7.46 -0.441 3.29
Fertility Sub Index 0.92
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) 0.12 1.117 0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.99
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.02 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 12.12

* Based on an €80/tonne carbon price