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 4.57
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -3.36 -0.375 1.26
Prot (kg) -3.39 -0.441 1.50
Fertility Sub Index -3.13
Calving Interval (days) 1.47 -1.459 -2.14
Survival (%) -0.88 1.117 -0.98
Calving Sub Index -0.63
Gestation Length (days) 0.68 -0.919 -0.63
Beef Sub Index -0.29
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 2.06

* Based on an €80/tonne carbon price