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 7.17
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -5.40 -0.375 2.02
Prot (kg) -6.82 -0.441 3.01
Fertility Sub Index 0.59
Calving Interval (days) -0.59 -1.459 0.86
Survival (%) -0.24 1.117 -0.27
Calving Sub Index -0.43
Gestation Length (days) 0.47 -0.919 -0.43
Beef Sub Index 0.76
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 10.51

* Based on an €80/tonne carbon price