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 11.89
Milk (kg) -247.00 -0.014 3.46
Fat (kg) -14.94 -0.375 5.60
Prot (kg) -6.42 -0.441 2.83
Fertility Sub Index 3.13
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 1.01 1.117 1.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.04
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 18.44

* Based on an €80/tonne carbon price