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 20.05
Milk (kg) -385.00 -0.014 5.39
Fat (kg) -18.65 -0.375 6.99
Prot (kg) -17.38 -0.441 7.67
Fertility Sub Index 6.20
Calving Interval (days) -3.82 -1.459 5.57
Survival (%) 0.56 1.117 0.63
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 0.95
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.34 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 31.47

* Based on an €80/tonne carbon price