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 26.27
Milk (kg) -565.00 -0.014 7.91
Fat (kg) -26.77 -0.375 10.03
Prot (kg) -18.87 -0.441 8.33
Fertility Sub Index 2.84
Calving Interval (days) -1.57 -1.459 2.29
Survival (%) 0.49 1.117 0.55
Calving Sub Index -1.29
Gestation Length (days) 1.40 -0.919 -1.29
Beef Sub Index -1.82
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 27.23

* Based on an €80/tonne carbon price