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 17.98
Milk (kg) -364.00 -0.014 5.10
Fat (kg) -15.23 -0.375 5.70
Prot (kg) -16.27 -0.441 7.18
Fertility Sub Index 0.92
Calving Interval (days) -0.62 -1.459 0.90
Survival (%) 0.01 1.117 0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.01
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 20.75

* Based on an €80/tonne carbon price