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 10.51
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -9.04 -0.375 3.39
Prot (kg) -8.92 -0.441 3.94
Fertility Sub Index 2.15
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -2.46
Gestation Length (days) 2.68 -0.919 -2.46
Beef Sub Index 0.47
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 15.27

* Based on an €80/tonne carbon price