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 7.97
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -6.38 -0.375 2.39
Prot (kg) -7.73 -0.441 3.41
Fertility Sub Index 6.06
Calving Interval (days) -3.42 -1.459 4.99
Survival (%) 0.96 1.117 1.07
Calving Sub Index -1.70
Gestation Length (days) 1.85 -0.919 -1.70
Beef Sub Index 3.53
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -3.17 -0.432 1.37
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 20.49

* Based on an €80/tonne carbon price