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 7.63
Milk (kg) -276.00 -0.014 3.86
Fat (kg) -4.14 -0.375 1.55
Prot (kg) -5.01 -0.441 2.21
Fertility Sub Index 3.89
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) -0.28 1.117 -0.31
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.64
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.50 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 15.29

* Based on an €80/tonne carbon price