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 11.26
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -7.86 -0.375 2.94
Prot (kg) -9.41 -0.441 4.15
Fertility Sub Index 5.05
Calving Interval (days) -2.69 -1.459 3.92
Survival (%) 1.01 1.117 1.13
Calving Sub Index -1.09
Gestation Length (days) 1.19 -0.919 -1.09
Beef Sub Index -2.87
Carcass Weight (kg) 5.80 -0.528 -3.06
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 15.28

* Based on an €80/tonne carbon price