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 7.38
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -7.03 -0.375 2.63
Prot (kg) -5.02 -0.441 2.22
Fertility Sub Index 3.77
Calving Interval (days) -2.83 -1.459 4.13
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.16
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.06 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 13.20

* Based on an €80/tonne carbon price