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 7.74
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -3.90 -0.375 1.46
Prot (kg) -7.79 -0.441 3.44
Fertility Sub Index 5.99
Calving Interval (days) -3.39 -1.459 4.95
Survival (%) 0.93 1.117 1.04
Calving Sub Index 1.14
Gestation Length (days) -1.24 -0.919 1.14
Beef Sub Index -1.24
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index -0.86
Live WT (kg) 2.80 -0.307 -0.86
Total Carbon Sub Index 12.77

* Based on an €80/tonne carbon price