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 21.87
Milk (kg) -530.00 -0.014 7.42
Fat (kg) -18.92 -0.375 7.09
Prot (kg) -16.69 -0.441 7.37
Fertility Sub Index 7.05
Calving Interval (days) -4.54 -1.459 6.62
Survival (%) 0.38 1.117 0.42
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index 1.64
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 35.58

* Based on an €80/tonne carbon price