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 19.21
Milk (kg) -507.00 -0.014 7.10
Fat (kg) -15.85 -0.375 5.94
Prot (kg) -14.00 -0.441 6.18
Fertility Sub Index 4.65
Calving Interval (days) -2.29 -1.459 3.34
Survival (%) 1.17 1.117 1.31
Calving Sub Index -0.63
Gestation Length (days) 0.68 -0.919 -0.63
Beef Sub Index -2.00
Carcass Weight (kg) 4.50 -0.528 -2.37
Age of Slaughter (days) -0.87 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 21.57

* Based on an €80/tonne carbon price