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 4.76
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -5.81 -0.375 2.18
Prot (kg) -2.56 -0.441 1.13
Fertility Sub Index 4.49
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) 1.05 1.117 1.17
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 1.07
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.19 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 15.93

* Based on an €80/tonne carbon price