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) -178.00 -0.014 2.49
Fat (kg) -3.04 -0.375 1.14
Prot (kg) -7.65 -0.441 3.38
Fertility Sub Index 6.58
Calving Interval (days) -4.19 -1.459 6.11
Survival (%) 0.42 1.117 0.47
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 2.08
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -0.17 -0.432 0.07
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 17.35

* Based on an €80/tonne carbon price