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 16.52
Milk (kg) -351.00 -0.014 4.91
Fat (kg) -14.26 -0.375 5.34
Prot (kg) -14.20 -0.441 6.27
Fertility Sub Index 9.15
Calving Interval (days) -5.06 -1.459 7.38
Survival (%) 1.58 1.117 1.77
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 2.44
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 31.75

* Based on an €80/tonne carbon price