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 19.73
Milk (kg) -353.00 -0.014 4.94
Fat (kg) -17.61 -0.375 6.60
Prot (kg) -18.57 -0.441 8.20
Fertility Sub Index 6.52
Calving Interval (days) -3.79 -1.459 5.53
Survival (%) 0.89 1.117 0.99
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index -0.03
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 29.38

* Based on an €80/tonne carbon price