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 6.97
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -5.34 -0.375 2.00
Prot (kg) -6.60 -0.441 2.91
Fertility Sub Index 8.55
Calving Interval (days) -5.43 -1.459 7.92
Survival (%) 0.56 1.117 0.63
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index 3.38
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) -2.08 -0.432 0.90
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 21.87

* Based on an €80/tonne carbon price