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 17.74
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -16.40 -0.375 6.14
Prot (kg) -15.97 -0.441 7.05
Fertility Sub Index 4.13
Calving Interval (days) -2.48 -1.459 3.62
Survival (%) 0.46 1.117 0.51
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.73
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index -0.37
Live WT (kg) 1.20 -0.307 -0.37
Total Carbon Sub Index 20.31

* Based on an €80/tonne carbon price