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 9.07
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -11.24 -0.375 4.21
Prot (kg) -4.90 -0.441 2.16
Fertility Sub Index 4.48
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 0.48 1.117 0.54
Calving Sub Index -2.06
Gestation Length (days) 2.24 -0.919 -2.06
Beef Sub Index -1.17
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 3.21 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 14.24

* Based on an €80/tonne carbon price