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 2.39
Milk (kg) -108.00 -0.014 1.51
Fat (kg) 1.04 -0.375 -0.39
Prot (kg) -2.87 -0.441 1.27
Fertility Sub Index -5.23
Calving Interval (days) 3.01 -1.459 -4.39
Survival (%) -0.75 1.117 -0.84
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 0.51
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 4.57 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 0.70

* Based on an €80/tonne carbon price