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 15.21
Milk (kg) -349.00 -0.014 4.89
Fat (kg) -9.81 -0.375 3.67
Prot (kg) -15.06 -0.441 6.65
Fertility Sub Index 2.43
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) -0.70 1.117 -0.78
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index 0.44
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 19.10

* Based on an €80/tonne carbon price