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 6.90
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -7.59 -0.375 2.84
Prot (kg) -5.35 -0.441 2.36
Fertility Sub Index 6.01
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 1.46 1.117 1.63
Calving Sub Index 1.51
Gestation Length (days) -1.64 -0.919 1.51
Beef Sub Index 1.33
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 4.25 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 22.13

* Based on an €80/tonne carbon price