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 19.62
Milk (kg) -436.00 -0.014 6.10
Fat (kg) -15.84 -0.375 5.93
Prot (kg) -17.19 -0.441 7.59
Fertility Sub Index 11.81
Calving Interval (days) -5.89 -1.459 8.59
Survival (%) 2.88 1.117 3.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 4.01
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) -2.33 -0.432 1.01
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 37.47

* Based on an €80/tonne carbon price