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 2.75
Milk (kg) -308.00 -0.014 4.31
Fat (kg) 6.76 -0.375 -2.53
Prot (kg) -2.19 -0.441 0.97
Fertility Sub Index 7.94
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 1.87 1.117 2.09
Calving Sub Index 2.49
Gestation Length (days) -2.71 -0.919 2.49
Beef Sub Index -0.11
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.31 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index 11.23

* Based on an €80/tonne carbon price