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 7.01
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -8.50 -0.375 3.18
Prot (kg) -7.44 -0.441 3.28
Fertility Sub Index -1.38
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) -0.90 1.117 -1.01
Calving Sub Index -0.90
Gestation Length (days) 0.98 -0.919 -0.90
Beef Sub Index 1.85
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 10.48

* Based on an €80/tonne carbon price