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 14.43
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -15.48 -0.375 5.80
Prot (kg) -12.35 -0.441 5.45
Fertility Sub Index 5.86
Calving Interval (days) -3.62 -1.459 5.28
Survival (%) 0.52 1.117 0.58
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.25
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 24.17

* Based on an €80/tonne carbon price