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 9.13
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -7.26 -0.375 2.72
Prot (kg) -8.56 -0.441 3.78
Fertility Sub Index 23.14
Calving Interval (days) -14.90 -1.459 21.74
Survival (%) 1.25 1.117 1.40
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.94
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.22 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 35.09

* Based on an €80/tonne carbon price