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 26.22
Milk (kg) -628.00 -0.014 8.79
Fat (kg) -18.82 -0.375 7.05
Prot (kg) -23.51 -0.441 10.38
Fertility Sub Index 3.27
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 0.90 1.117 1.01
Calving Sub Index -1.08
Gestation Length (days) 1.18 -0.919 -1.08
Beef Sub Index -2.68
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) 2.92 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 27.49

* Based on an €80/tonne carbon price