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 10.76
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -11.55 -0.375 4.33
Prot (kg) -9.50 -0.441 4.19
Fertility Sub Index 5.81
Calving Interval (days) -3.41 -1.459 4.98
Survival (%) 0.75 1.117 0.84
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index -0.66
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 19.43

* Based on an €80/tonne carbon price