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 1.08
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -1.41 -0.375 0.53
Prot (kg) 0.31 -0.441 -0.14
Fertility Sub Index -0.28
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) 1.46 1.117 1.63
Calving Sub Index -1.17
Gestation Length (days) 1.27 -0.919 -1.17
Beef Sub Index -0.68
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 5.12 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 4.01

* Based on an €80/tonne carbon price