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 14.84
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -16.21 -0.375 6.07
Prot (kg) -13.04 -0.441 5.76
Fertility Sub Index 5.30
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 0.49 1.117 0.55
Calving Sub Index 1.39
Gestation Length (days) -1.51 -0.919 1.39
Beef Sub Index -0.55
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) -0.20 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 25.49

* Based on an €80/tonne carbon price