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 4.11
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -3.62 -0.375 1.36
Prot (kg) -2.82 -0.441 1.24
Fertility Sub Index 5.94
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 1.58 1.117 1.77
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.37
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 19.52

* Based on an €80/tonne carbon price