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 2.35
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -3.02 -0.375 1.13
Prot (kg) -2.64 -0.441 1.17
Fertility Sub Index -0.12
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) -0.68 1.117 -0.76
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.94
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index -1.13
Live WT (kg) 3.70 -0.307 -1.13
Total Carbon Sub Index 1.57

* Based on an €80/tonne carbon price