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 0.68
Milk (kg) -57.00 -0.014 0.80
Fat (kg) 0.06 -0.375 -0.02
Prot (kg) 0.21 -0.441 -0.09
Fertility Sub Index -0.17
Calving Interval (days) -0.21 -1.459 0.31
Survival (%) -0.43 1.117 -0.48
Calving Sub Index 1.53
Gestation Length (days) -1.66 -0.919 1.53
Beef Sub Index 1.22
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 3.89 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 7.18

* Based on an €80/tonne carbon price