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 9.02
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -8.26 -0.375 3.09
Prot (kg) -12.38 -0.441 5.46
Fertility Sub Index -8.28
Calving Interval (days) 4.69 -1.459 -6.84
Survival (%) -1.29 1.117 -1.44
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index 2.01
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 7.72

* Based on an €80/tonne carbon price