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 9.49
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -10.31 -0.375 3.86
Prot (kg) -7.21 -0.441 3.18
Fertility Sub Index 6.92
Calving Interval (days) -3.34 -1.459 4.87
Survival (%) 1.83 1.117 2.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.33
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.19 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 25.94

* Based on an €80/tonne carbon price