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 6.34
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -6.26 -0.375 2.34
Prot (kg) -5.50 -0.441 2.43
Fertility Sub Index 4.10
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) -1.58 1.117 -1.77
Calving Sub Index -3.51
Gestation Length (days) 3.82 -0.919 -3.51
Beef Sub Index 2.75
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) -6.13 -0.432 2.65
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 10.29

* Based on an €80/tonne carbon price