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 15.07
Milk (kg) -388.00 -0.014 5.43
Fat (kg) -10.12 -0.375 3.79
Prot (kg) -13.25 -0.441 5.85
Fertility Sub Index 8.63
Calving Interval (days) -4.91 -1.459 7.16
Survival (%) 1.31 1.117 1.46
Calving Sub Index 1.78
Gestation Length (days) -1.94 -0.919 1.78
Beef Sub Index -1.09
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 28.62

* Based on an €80/tonne carbon price