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 6.02
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -5.69 -0.375 2.13
Prot (kg) -3.52 -0.441 1.55
Fertility Sub Index 5.51
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 1.31 1.117 1.46
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.84
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 20.69

* Based on an €80/tonne carbon price