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 8.43
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -3.34 -0.375 1.25
Prot (kg) -8.69 -0.441 3.84
Fertility Sub Index 0.56
Calving Interval (days) -0.13 -1.459 0.19
Survival (%) 0.33 1.117 0.37
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index -0.09
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 4.97 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 12.23

* Based on an €80/tonne carbon price