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 13.86
Milk (kg) -340.00 -0.014 4.76
Fat (kg) -11.77 -0.375 4.41
Prot (kg) -10.64 -0.441 4.70
Fertility Sub Index 7.08
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) 1.92 1.117 2.15
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index 2.62
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -0.09 -0.432 0.04
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 25.59

* Based on an €80/tonne carbon price