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 0.59
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -0.56 -0.375 0.21
Prot (kg) -0.65 -0.441 0.29
Fertility Sub Index 4.95
Calving Interval (days) -2.71 -1.459 3.95
Survival (%) 0.89 1.117 0.99
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index 0.06
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 8.05

* Based on an €80/tonne carbon price