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 8.55
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -9.28 -0.375 3.48
Prot (kg) -6.87 -0.441 3.03
Fertility Sub Index 7.42
Calving Interval (days) -4.37 -1.459 6.38
Survival (%) 0.93 1.117 1.04
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index -1.25
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 0.09 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index 14.42

* Based on an €80/tonne carbon price