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 9.46
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -2.03 -0.375 0.76
Prot (kg) -14.45 -0.441 6.38
Fertility Sub Index 7.31
Calving Interval (days) -4.10 -1.459 5.98
Survival (%) 1.19 1.117 1.33
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index -1.42
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 2.80 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 17.20

* Based on an €80/tonne carbon price