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 4.74
Milk (kg) -194.00 -0.014 2.72
Fat (kg) -0.88 -0.375 0.33
Prot (kg) -3.84 -0.441 1.69
Fertility Sub Index 9.76
Calving Interval (days) -5.28 -1.459 7.70
Survival (%) 1.84 1.117 2.06
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index -0.17
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 3.09 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 21.07

* Based on an €80/tonne carbon price