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 -3.27
Milk (kg) 120.00 -0.014 -1.68
Fat (kg) 1.49 -0.375 -0.56
Prot (kg) 2.34 -0.441 -1.03
Fertility Sub Index -8.18
Calving Interval (days) 4.85 -1.459 -7.08
Survival (%) -0.99 1.117 -1.11
Calving Sub Index 1.51
Gestation Length (days) -1.64 -0.919 1.51
Beef Sub Index 1.14
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 4.33 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index -5.65

* Based on an €80/tonne carbon price