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 3.18
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -5.36 -0.375 2.01
Prot (kg) -2.06 -0.441 0.91
Fertility Sub Index -0.38
Calving Interval (days) 0.51 -1.459 -0.74
Survival (%) 0.33 1.117 0.37
Calving Sub Index -3.22
Gestation Length (days) 3.50 -0.919 -3.22
Beef Sub Index -3.88
Carcass Weight (kg) 5.30 -0.528 -2.80
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index -5.37

* Based on an €80/tonne carbon price