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 7.44
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -4.92 -0.375 1.84
Prot (kg) -6.55 -0.441 2.89
Fertility Sub Index 5.27
Calving Interval (days) -2.48 -1.459 3.62
Survival (%) 1.48 1.117 1.65
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.36
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -1.18 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 25.25

* Based on an €80/tonne carbon price