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 6.55
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -4.20 -0.375 1.57
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index 3.05
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) 1.29 1.117 1.44
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 7.92
Carcass Weight (kg) -21.20 -0.528 11.18
Age of Slaughter (days) 7.56 -0.432 -3.26
Maintenance Sub Index Maint. Sub Index 17.20
Live WT (kg) -56.10 -0.307 17.20
Total Carbon Sub Index 35.23

* Based on an €80/tonne carbon price