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 15.75
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -17.69 -0.375 6.63
Prot (kg) -13.67 -0.441 6.03
Fertility Sub Index 3.04
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) 0.54 1.117 0.60
Calving Sub Index -0.14
Gestation Length (days) 0.15 -0.919 -0.14
Beef Sub Index 1.57
Carcass Weight (kg) 0.00 -0.528 0.00
Age of Slaughter (days) -3.64 -0.432 1.57
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 21.82

* Based on an €80/tonne carbon price