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 18.66
Milk (kg) -355.00 -0.014 4.97
Fat (kg) -18.78 -0.375 7.03
Prot (kg) -15.08 -0.441 6.66
Fertility Sub Index 5.28
Calving Interval (days) -2.44 -1.459 3.56
Survival (%) 1.54 1.117 1.72
Calving Sub Index -1.49
Gestation Length (days) 1.62 -0.919 -1.49
Beef Sub Index -2.01
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 3.44 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 22.83

* Based on an €80/tonne carbon price