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 0.46
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 0.37 -0.375 -0.14
Prot (kg) -1.07 -0.441 0.47
Fertility Sub Index -1.07
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) -0.50 1.117 -0.56
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.47
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 0.93

* Based on an €80/tonne carbon price