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 20.15
Milk (kg) -489.00 -0.014 6.85
Fat (kg) -17.08 -0.375 6.40
Prot (kg) -15.65 -0.441 6.91
Fertility Sub Index 6.31
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 2.02 1.117 2.26
Calving Sub Index -1.62
Gestation Length (days) 1.76 -0.919 -1.62
Beef Sub Index -2.24
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 7.63 -0.432 -3.29
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 29.41

* Based on an €80/tonne carbon price