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 19.51
Milk (kg) -471.00 -0.014 6.59
Fat (kg) -16.47 -0.375 6.17
Prot (kg) -15.29 -0.441 6.75
Fertility Sub Index 6.50
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 2.29 1.117 2.56
Calving Sub Index -1.38
Gestation Length (days) 1.50 -0.919 -1.38
Beef Sub Index -2.08
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 7.87 -0.432 -3.40
Maintenance Sub Index Maint. Sub Index 7.51
Live WT (kg) -24.50 -0.307 7.51
Total Carbon Sub Index 30.06

* Based on an €80/tonne carbon price