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 11.55
Milk (kg) -259.00 -0.014 3.63
Fat (kg) -5.97 -0.375 2.24
Prot (kg) -12.89 -0.441 5.69
Fertility Sub Index 6.91
Calving Interval (days) -3.62 -1.459 5.28
Survival (%) 1.46 1.117 1.63
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 0.24
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 21.69

* Based on an €80/tonne carbon price