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 13.28
Milk (kg) -450.00 -0.014 6.30
Fat (kg) -5.19 -0.375 1.94
Prot (kg) -11.42 -0.441 5.04
Fertility Sub Index 5.23
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) 1.72 1.117 1.92
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index 0.84
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 7.21 -0.432 -3.11
Maintenance Sub Index Maint. Sub Index 9.87
Live WT (kg) -32.20 -0.307 9.87
Total Carbon Sub Index 30.22

* Based on an €80/tonne carbon price