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 8.67
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -9.82 -0.375 3.68
Prot (kg) -6.53 -0.441 2.88
Fertility Sub Index 7.57
Calving Interval (days) -3.68 -1.459 5.37
Survival (%) 1.97 1.117 2.20
Calving Sub Index -1.15
Gestation Length (days) 1.25 -0.919 -1.15
Beef Sub Index -1.60
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 5.66 -0.432 -2.44
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 17.03

* Based on an €80/tonne carbon price